Borderlands: The Pre-Sequel Side Missions Guide – Side Quest Student, Moon Mission Meister

By   /   Oct 14, 2014

Side missions in Borderlands: The Pre–Sequel requires you to explore Elpis, meet people, and may be even kill some of them. During the process, you will earn money, XP, and new gear.

For more help on Borderlands: The Pre-Sequel, read our Vault Symbols Locations, Head and Skins Unlock Guide.

Borderlands: The Pre-Sequel Side Missions

It’s a good idea to complete a couple of optional missions if your gear is causing difficulty in completing certain story missions. One important thing: money and XP awarded for completing an optional mission depends upon player level.

All the Little Creatures
How to Unlock: Complete Systems Jammed
Level: 9

Check Cybil’s message and head over to the Moon Zoomy station to grab a buggy. Travel west and head over to Vertigo Bridge towards north.

From this point, get to Triton Flats to and exit the area into Stanton’s Liver using jump pad. At this point, Cybil will once again ping you to brief you about Dahl Refinery Complex and creatures called ‘cuties’.

Use your sniper rifle to pick off Scavs from a distance and clear the area before going towards pumping station towards south. At this point, Cybil will ask you to save ‘cuties’ so equip yourself with a gun with fire–damage and shotgun and take the door on the far side to get inside The Duct.

While you’re inside The Duct, kick start the Air Dome Generator and start taking out Torks. It’s recommended to take out smaller Torks first and then move to larger ones.

Once you’re done with Torks, you need to turn off the toxic flow. In order to close the pipe, you need to turn off five switches. Toggle the middle switch first followed by toggling the switch on the right side.

An Urgent Message
How to Unlock: Complete Home Sweet Home
Level: 18

Travel to Hyperion Hub of Heroism and keep on heading south towards the Hall of Helios. Clear out the area and open Harren Lockup door. Once inside, take off all enemies in the area and grab loot from all Treasure Chests lying in the area.

After grabbing the loot, use the terminal right next to C7–3F543 cell and ping Professor Nakayama. After talking to Professor Nakayama, go up and shoot the glowing terminal.

After this, you will have to protect Professor Nakayama and send the message to Jack to complete this mission.

Another Pickle
How to Unlock: Complete Treasures of ECHO Madre
Level: 15

Travel to Triton Flats and keep on following the area to come across a Scavenger’s ECHO near a buggy. After that, travel to Lunar Station and interrogate a guy named Abbot.

After getting the channel number and frequency, travel across the Vertigo Bridge to find Abbot’s vehicle. After checking the dead woman’s ECHO, travel to Crisis Scar and clear the area near the Old Comms Facility.

While in the Old Comms Facility, kick start the Air Dome Generator and head inside the Power Substation Courtyard to meet up with Eliza. At this point, you will have to take out three waves of enemies.

During the third wave, Eliza will have her jet operational and will provide support. Clearing the area of all enemies will complete the mission.

Boarding Party
How to Unlock: Complete Home Sweet Home
Level: 18

Travel to the World of Shopping area and search for the first ECHO log near a garbage bin behind red security field. From this point, travel to the Helios Immigration Station and shoot a monitor hanging above.

After that, travel to the Hall of Helios [robotics area] and simply open up the glowing Loot Chest to find the third ECHO log. In order to get the last ECHO log, travel to the southwest side of the Hall of Helios and clear the area of all enemies.

After taking out all enemies, jump on a ledge located near the left side of the waterfall and enter the room to find the last ECHO log.

Boomshakalaka
How to Unlock: Complete a New Direction
Level: 12

For this mission, you need to travel to the Research Facility where you will come across a basketball lying near a basketball loop. Two Lunatics will also appear in the area at the same time.

Take out the Lunatics and take the basketball back to Dunks to complete this mission.

Bunch of Ice Holes
How to Unlock: Complete a New Direction
Level: 11

To complete this mission, you need to travel to Triton Flats and keep on travelling to the south side to get to Chunder’s Hole. From Chunder’s Hole, you need to travel to Frozen Gulch.

Go down, kick start the Air Dome Generator, and place the Ice Drill. Soon after placing the Ice Drill, you will have to face Freezing Rathyds and Shugguraths.

It’s recommended that you use incendiary/explosive ammo to take them out. Once the Ice Drill stops grab the Ice Chunk and Ice Drill and travel to the next location. Repeat the same process in 4 locations to complete this mission.

Cleanliness Uprising
How to Unlock: Complete Science and Violence
Level: 18

To complete this mission, travel to the entrance of Jack’s Office and turn over a waste bin to call forth a cleaning robot and grab it. Next, get to the waterfall area and shoot a glowing water pipe to grab another cleaning robot.

From this point, travel to the Inner Hull Transportation area and go through Tram #5 Doorway and clear the area of Lost Legion security guards.

After taking out all the enemies, shoot the oil barrels and grab the last cleaning robot to complete the mission.

Don’t get Cocky
How to Unlock: Complete Trouble with Space Hurps
Level: 23

You need to travel to the Veins of Helios and head over to the Inner Hull. From this area, climb up the rooftop located in the northwest corner of the map.

Once you’re on the rooftop, you need to grab the turret and pick off enemies until the container safely lands on the platform. This mission is shooting and nothing else!

Don’t shoot the Messenger
How to Unlock: Complete Eye to Eye and start The Beginning of the End
Level: 26

To complete this mission, you need to get to Elesser and teleport to Triton Flats. Hop in a vehicle from the Moon Zoomy station and head into The Pale.

Once you get the Air Dome Generator, kill all the Scavs in the area and speak with Hannah. After listening to the ECHO, head back to the Fast–Travelling Station and travel to Concordia.

Go inside the Moxxi’s Bar and speak with a girl named Brittania to complete the mission.

Eradicate!
How to Unlock: Complete Trouble with Space Hurps
Level: 23

You need to travel to the Hyperion Hub of Heroism and exit the area into the Veins of Helios. Keep on going through the area until you come across a big circular shaft.

From this area, jump onto the jump pad and grab the Laser Drill near the container and get back onto the jump pad. Once you’ve the Laser Drill, jump down the circular shaft and get to the exterior area.

From this area, jump onto a jump pad to reach another jump pad on a small platform. Hop over the jump pad on the smaller platform followed by jumping onto the jump pad facing east.

After getting to the new area, grab the Cranial Interface and walk to the north–east side of the floor and jump on the spinning platform followed by a boosted jump to reach the rooftop.

Keep on using the jump pads to reach the Communications Platform and grab the Sensor Array. From this point, get to the Central Maintenance and create the robot.

Keep on following the area to get to your target. You can either let CL4P–L3K shoot the target or do it yourself – both options will complete the mission.

Follow Your Heart
How to Unlock: Complete Land among the Stars
Level: 3

For this mission, you need to travel to the south–east side of the Serenity’s Waste. First off, you’ll have to travel to the Regolith Range and exit the cave to get to Deadlift’s ship.

Clear the area of Lunatics and Scavs and walk to the hull of the ship. From this point, make a boosted jump and reach the ‘Delivery Confirmationist’ Scav. Give him the clipboard and posters before killing him.

After killing the Scav, you’ll have to search for the scattered posters and place them in Deadlift’s ship. Once you’ve placed all posters on the ship, the mission completes.

Fresh Air
How to Unlock: Complete Science and Violence
Level: 20

After receiving this mission, keep on following Dr. Minte and simply close the window to complete this optional mission.

Grinders
How to Unlock: Complete a New Direction
Level: 11

After getting this mission, travel to Triton Flats and search for the first Grinder in the back of the Scav moon buggy. Next, travel across Vertigo Bridge and head over to the northern Triton Flats to jump on a jump pad and get to Stanton’s Liver.

Go through the Dahl Refinery Complex and set up camp near the first overlook. While in this area, use your Sniper Rifle to take out Scavs from a distance.

After clearing the area, walk to the train tracks and grab the Grinder off the train depot. There is another Grinder at the top of one of the train cars in the area.

At this point, Springs will ask you to smash the Grinder, and Rooster Booster will appear with tons of dynamite. Kill him and use the explosives to place explosives on the Grinders and detonate it to complete this mission.

Guardian Hunter
How to Unlock: Complete the Beginning of the End
Level: 29

Get the Homing Monster Trap from your inventory and follow Sterwin to the ECHO area near Sterwin’s Shack. In this area, you need to put down a Guardian Wraith by lowering its shield and tossing a Homing Monster Trap at it.

Once again, follow Sterwin to find a Corrosive Wraith and repeat the exact same procedure as above: shoot the Corrosive Wraith to lower its shield and toss a Trap Grenade at it.

After that, use the same procedure to trap a Cryo–Wraith and Static Wraith to complete the mission.

Home Delivery
How to Unlock: Complete Treasures of ECHO Madre
Level: 11

To complete this mission, you need to travel to Moon Zoomy Station and stick to the north–east side to get to The Crater of Misplaced Enthusiasm. After that, head over into The Re–Remembered Cave and keep on following the path until you get to Wormhole Threshers.

You need to kill six adult Wormhole Threshers and grab the Tadpole Threshers – freeze them to make it easier. You’ll come across a couple of Cryo–Vines in the cave which will help.

After collecting six Tadpole Threshers, travel to the Bogan’s Warren Gate and stick to the canyon to get to Seymour’s Silo. Trade the Tadpole Threshers to complete this optional mission.

Hot Head
How to Unlock: Complete Home Sweet Home
Level: 18

You need to travel to the Hyperion Hub of Heroism and find Dean locked in a closet in the World of Shopping. Your task is to make Dean cool down and what’s better than a shot from Cryo–Damage weapon? Shoot Dean while equipped with Cryo–Damage weapon to complete this mission.

In Perfect Hibernation
How to Unlock: Complete Quarantine: Back on Schedule
Level: 29

First off, you need to find ‘Freezeasy’ in the sleeping area and equip it. Follow the area and he’ll ask you to collect the frozen chunks of his friends. You need to collect a total of 12 frozen chunks and place them inside Lazlo’s room to complete this optional mission.

Infinite Loop
How to Unlock: Complete Science and Violence
Level: 20

You need to travel to the Robot Durability and Adaptability Research area and get to Synaptic Processing. Go inside a lab where two CL4P–TP will be arguing about a weapon.

You need to get to the Aquatic Life Stabilization area and turn on the console to lower the Restraining Bolt. Grab the Restraining Bolt and return to the arguing robots to complete this optional mission.

It Ain’t Rocket Surgery
How to Unlock: Complete Science and Violence
Level: 20

You need to kill a lot of Torks and collect at least three brains to complete the first part of the mission. Next on the list are three Stalker Wings. You need to find Green Spring Stalkers and kill them to collect three Stalker Wings.

Next thing on Dr. Spara’s list is Stalker Blood. First off, head over to the Observation Room #11B and collect the blood from the examination table. After that, head over to the first lab and get another Barrel of Blood. And finally, get to Indigenous Species Research and grab the final Barrel of Blood.

Collect all these things to form a rocket which will not work… because Torks are not soldiers and you need mind of a soldier to complete this mission!

Try to take out a soldier with a headshot and grab a couple of brains. Now, Dr. Spara will ask you to freeze the brains. Do so and test fire the rocket to complete this optional mission.

Kill Meg
How to Unlock: Complete Paint Job
Level: 18

As soon as the battle starts, start shooting Meg with any high damage–dealing weapon. She cannot be frozen and the best strategy is to target her eyes and her tentacles. You will have forty–five seconds to kill Meg and take the elevator up to claim your reward.

Lab 19
How to Unlock: Complete Science and Violence
Level: 20

After listening to ECHO of the first scientist, return to the walkway to find another dead scientist and listen to his ECHO. In order to get to Lab 19, activate a glowing console near the Synaptic Processing Doorway.

While inside the lab, follow the waypoint to the glass panel and remember the code written which will change after every minute. After remembering the number, rush back to Lab 19 and enter the code using the arrows on the sides of the numbers.

After the door opens up, kill the Destroyer by shooting at its eyes and four small nodes. Once the Destroyer is destroyed, head back to the Hyperion Hub of Heroism to claim your reward!

Land among the Stars
How to Unlock: Complete Lost Legion Invasion
Level: 3

After getting this mission, you need to leave the Serenity’s Waste Camp [using the exit on the upper area] and head left to come across a raised platform. Keep on jumping through the platforms to come across jump pad.

You need to hop onto the jump pad and execute different stunts while shooting targets. Throughout the whole process, Janey will capture your photos and you’ll have to print your posters to complete this optional mission!

Last Requests
How to Unlock: Complete Lost Legion Invasion
Level: 4

You need to get to the Regolith Range and clear the area of all the enemies. You need to get to the large blue structure in the area. When you get to this building, use the transmitter located on the roof to ping Colonel Zarpedon.

Your next objective is to kill a Scav named Squat. Squat is pretty easy to kill with limited number of minions with him. Kill Squat and insult another dude named Nel to complete this mission.

Since you avenged Captain Thorson, Colonel Zarpedon will reward you with loot stashes located nearby.

Lock and Load
How to Unlock: Complete To the Moon
Level: 23

After signing up for this mission at the Bounty Board, go upstairs to activate a console. Your task in this optional mission is to protect the cargo from the Lost Legion attackers. Use everything at your disposal and make sure that the cargo has reached its destination safely to complete this mission.

No Such Thing as a Free Launch
How to Unlock: Complete Intelligences of the Artificial Persuasion
Level: 12

To complete this mission, you need to get inside the Darksiders Base in the Big Dahl Launch Tower Facility. When inside, shoot the black–box located near the jump pad to get the super–charged jump.

Using the super–charged jump, get to the platform on the far side and use stairs and jump pads to reach the upper facility. Here, you’ll meet Cosmo Wishbone who will give you this mission.

To get the Flow Regulator, you need to head over to the Outlands Spur and get to the Dahl Pumping Station. Take out the turrets and Scav Guards and search the inner courtyard to find the Flow Regulator.

In order to acquire the Black box, get to the north–east entrance of the Outlands Spur and get to a dealer named Tony Slows to buy the Drakensburg’s Black box.

Lastly, to get the Excelsior’s Gyroscope, you need to travel to the Triton Flats and go across the Vertigo Bridge. You need to enter the Old Dahl Outpost and find the last part inside a glass chamber.

You need to get all the parts to Cosmo’s Lab and shoot down all the Energized Shugguraths restricting the launch to complete this optional quest.

Nothing is never an Option
How to Unlock: Complete Intelligences of the Artificial Persuasion
Level: 15

First off, travel to Outlands Spur and keep on following the waypoint to trigger the Janey’s Report. From this area, go down and reach Height’s Perch Camp.

You need to keep on following the east side and go through the area with a sign reading ‘Beasties’. You will come across other hunters in the area.

You need to take them out and reach the far side to make Janey receive better signals. Head over to the Cave Canem and after clearing the area of all enemies, reach the demolished rooftop.

You will have to fend off a strike by Scavs followed by speaking with Amelia to complete this mission and claim your rewards!

Nova? No Problem!
How to Unlock: Complete Marooned
Level: 4

To complete this mission, you need to keep on following Janey through a secret door and open a Loot Chest inside the room. Your next stop is Moon Zoomy Station where you’ll find a vehicle.

Go through the Serenity’s Waste Station and get to Regolith Range. You need to keep on following the area on the south side and get to Dahl Waystation.

Once you get to this area, clear the area of all enemies and equip your Rapid Release Shield. Once you’ve done that, enter the security room and once again, take out all enemies inside.

After clearing out the Security Room, use your Shock Nova Blast and disable all security devices in the room. After you have disabled all security devices, open up the safe and grab an item titled ‘Spring’s Safe Password’ to complete this mission.

Paint Job
How to Unlock: Complete an Urgent Message
Level: 18

To complete this mission, Professor Nakayama wants you to find some paint from the Robot Repair Shop – easy enough.

The next thing that you need to find is a CL4P–TP; get to Jack’s Executive Office and find a CL4P–TP wandering in the corridor. Give the robot the paint can, but no; that doesn’t complete the mission.

Travel to Hyperion Hub of Heroism and go to the Market Place area to find some flowers. Kill the Lost Legion Guards and pluck three flowers from the area. After getting the flowers, get back to Jack’s Office and plant the flowers there.

After planting the flowers, burn them with any of your weapons and go back to Professor Nakayama to claim your reward and complete the mission.

Picking up the Pieces
How to Unlock: Complete Eye to Eye
Level: 20

After getting the prompt for this mission, you need to travel to Research and Development and get back to the Lunar Launching Station. You need to fight your way into the Moonshot Supply Depot and go down three-level staircase. The eye is located near the far left side, right next to a ledge.

To get the second eye, you need to reach the opposite side of the Moonshot Supply Depot. There is no way to reach this area without a boost-jump.

Once you get to the other side, walk to the left side and pick up the eye. After picking up the eye, go back to Research and Development and take out Stalkers and Torks.

Head over to the Biolabs Area and take out several Lost Legion soldiers on your way. After taking out the enemies use the console to suture the eye and use any Laser Weapon to shoot the eye.

Once everything is done, return to the Lunar Launching Station and speak with Jack to complete the mission and claim your rewards.

Pop Racing
How to Unlock: Complete a New Direction
Level: 11

You’ll have 01:30 to complete this optional mission. Keep on following the blue beacons and pay attention to on–screen arrows. The track is fairly straightforward, but make sure to use boost–jump before large gaps. Complete the course within the time limit to complete this mission.

Quarantine: Back on Schedule
How to Unlock: Complete Watch Your Step
Level: 23

You’ll have limited time to complete this mission. After accepting this mission, three markers will appear on the map. Each mark represents a console which must be activated in correct order – 1, 2, 3.

After activating the last console, a 30 seconds timer will appear and you’ll have to push five Green Buttons in the area.

The only trick in this mission is to activate all the buttons within allotted time. A good strategy is to run around the area before activating the third console and memorize them.

Quarantine: Infestation
How to Unlock: Complete Quarantine: Back on Schedule
Level: 23

After acquiring this optional mission from the Worker Bot Console, drop down to the Maintenance Tunnel. You need to head towards the south side while shooting the garbage bins to find Oxygen Canisters. Keep on following the large pipe and get to the Quarantine Section.

Activate the Worker Bot and use the Airlock to get inside. You’ll have to take out six Workers followed by using the brightly–lit console to complete the optional mission.

Recruitment Drive
How to Unlock: Complete All the Little Creatures
Level: 11

Note: Before you start this mission, it’s recommended to unlock the Stingary Garage during Intelligences of the Artificial Persuasion.

Grab a vehicle from the Moon Zoomy Station and follow the waypoint to get to the Secret Base. Get out of the vehicle and get to the rooftop of the building and shoot the exploding barrels. After destroying the Skylight Panes, head inside and pick up a poster which will trigger a 04:00 timer.

Get the posters and drive back to Triton Flats Bounty Board and post the poster on the marked position. Your next stop is Scav Base and you need to – without engaging anyone – jump onto the balcony and post another poster at the marked location.

Get across the Vertigo Bridge and follow the downhill road and keep to the right side. Park your vehicle and run to paste the third poster on the marked location. Once you’ve done that, you need to burn the competitor’s posters to complete this optional mission.

Red, Then Dead
How to Unlock: Complete Watch Your Step
Level: 23

After getting this mission, go to the Lunar Launching Station and find the Lost Legion Courier and kill him to get the ECHO recorder – the Evidence. After that, head over to the second courier and kill him to grab the ECHO recorder.

For the third courier, it’s recommended to use an Electrocute Weapon. In addition to this, you’ll have to do a bit of running and jumping to find the courier. Grab the third ECHO after killing the courier to complete this optional mission.

Rough Love
How to Unlock: Complete Treasures of ECHO Madre
Level: 11

First off, get some Chocolates and Flowers and get to the So Much Serenity area. Follow the walkway and head inside the first doorway on the right to meet up with Meat Head. Speak with the dude, kill him, and travel to Outlands Canyon.

Get to Bogan’s Warren and head towards the east side to come across some Scav enemies and a dude named Drongo Bones. Once again, give him the gifs and kill him before travelling to the Research Facility Gate.

From the gate, travel to the north–east side to come across a large structure. Use the air–geyser to jump onto the roof and cross the overpass to meet up with Timer Longwood inside an air–filled structure.

Once again, repeat the same process to complete the optional mission. Remember to stop shooting when Nina asks you to.

Space Slam
How to Unlock: Complete Boomshakalaka
Level: 9

Once this mission starts, get to the jump pad and fire the explosive barrel placed right next to it and set yourself on fire. Jump onto the jump pad and perform various stunts to successfully complete this optional mission.

Sterwin Forever
How to Unlock: Complete Guardian Hunter
Level: 29

You need to get the Homing Monster Trap Grenade and travel inside the Eleseer Complex. First, you need a regular Opha. Shoot it to bring its HP down to twenty-five percent and toss a HMT Grenade on it.

To get the Elder Opha, go to the upper Level and once again repeat the procedure provided above. Lastly, you need a Virtuous Opha. He is also found on the upper Level. Find him and repeat the same process above to complete the mission!

Sub–Level 13 (Both Parts)
How to Unlock: Complete Let’s Build a Robot Army / Part 2 – Complete Sub–Level 13
Level: 18

After getting to the Sub-Level 13, get to the underground area and fight the Tork Queen – shoot its tail for critical hits. After taking out the Tork Queen, go through the door and head inside a room on the right side of the long corridor.

Note: You need to shoot the glowing electrical fuses to kill the Ghosts.

After taking out the Ghosts, go through the air-duct to find Harry’s ECHO log. From Harry’s dead body, climb up the ladder and take out all the Ghosts and Torks in the area. Go through the yellow-lit doorway and listen to ‘Accident Report 16A’ recording.

After you listen to the recording, a Tork will break in through a closed passage. Keep on following the area and find another accident report on a bloody chair.

Go through the locked door and get to Cargo Fast Travelling Station. At this point, kill as many Ghosts as you can and choose the reward that you like.

Tales from Elpis
How to Unlock: Complete Lost Legion Invasion
Level: 3

To find the first ECHO log, you need to exit Janey’s camp and head towards the north-west side to find an aircraft. From this area, drop down to a ledge and shoot a mound to reveal an air-vent shooting upwards. You need to jump on the air-vent and use OZ Kit Thrust to grab the ECHO log.

To find the second ECHO log, you need travel south from the aircraft and after kicking start the Air Dome Generator, go to the area behind it. You’ll have to put in the glowing handle in its place to find the ECHO log.

After getting the second ECHO log, go to the north-west side and find Son of Flamey with his minions. You need to target the beast’s open-mouth for the critical hits. Put down the beast to find the third ECHO log and complete the mission.

The Bestest Story Ever Told
How to Unlock: Complete the Beginning of the End
Level: 28

After starting the mission, you need to go to the first gate and get to the upper Level. Once you get to the upper Level, Tina will ping you to ask you to get to Four Moonstone Podiums. After that, enter the vault and take out the tow end-game bosses.

The basic strategy is to keep jumping in the air and keeping your shots at target. It’s better to get OZ Kit that increases your gun’s damage in this fight.

Remember that this mission is a lot easier when played with other friends in co-op mode. While fighting solo, you need to have patience and time to kill them.

Once both the bosses are killed, get back to the Eleseer Fast Travel Station to gain rewards and complete this optional mission.

The Don
How to Unlock: Complete Eye to Eye
Level: 24

The Empty Billabong
How to Unlock: Complete Systems Jammed
Level: 7

After the mission starts, you need to explore the area near Coolabah Cryon Vine. Pick up the ECHO log and get ready for the next part of the mission.

Your next task is to find the Swagman’s Tuckerbag. To find this, you need to get to the other side of the lava channel. Clear the area off Kraggons and Kraggon Eruptors before picking up the item to complete the optional mission.

The Return of Captain Chef
How to Unlock: Complete The Voyage of Captain Chef and start The Beginning of the End
Level: 27

After accepting this mission, pick up the flag from the aircraft’s container and get it to flagpole. You need to rotate the wheel to hoist the flag. During the ceremony, you need to kill fifteen enemies who will appear on the scene.

This mission requires a lot of multitasking and you will be forced to kill and raise the flag at the same time. Once everything is done, head back to Captain to complete the mission and claim your rewards.

The Secret Chamber
How to Unlock: Complete Intelligences of the Artificial Persuasion
Level: 12

After finding the secret room in this mission, you’ll have to find three ECHO recordings. Reach the voice-commanded security door and go beyond three bunkers located on the left side to come across a jump pad.

You need to shoot the jump pad’s regulator and use Oz kit boost to get to the farthest side of the chamber. Shoot the lock and head inside the elevator to grab the ECHO recording.

Go back to the jump pad and once again make the jump onto the farthest platform. Now go left and boost jump from the ramp to find the second ECHO recording located near the back wall.

In order to get the third ECHO recording, travel to the Core Systems room in the Crew Quarters to reach the ECHO recording. Find all three ECHO recordings to complete this optional quest.

The Voyage of Captain Chef
How to Unlock: Complete Let’s Build a Robot Army
Level: 19

In this mission, you need to hoist a flag for Captain Chef while taking out fifteen Scavs. Successfully complete both of these tasks to complete the mission.

These are the Bots
How to Unlock: Complete Eye to Eye
Level: 24

After accepting this mission, follow the bots as they lead you to some Lost Legion soldiers. Protect the bots of these soldiers and keep on following them.

Throughout the mission, the bots will lead you in heated battles and you’ll be forced to defend them. Finally, meet up with a dude to complete this optional quest.

Things That Go Boom
How to Unlock: Complete Watch Your Step
Level: 23

After accepting this mission, you’ll have to take out Lost Legion troops to protect the FIX Loader. After reaching your destination, Jack will ask you to find three more FIX Loaders in the area. Go to each marker while taking out Lost Legion forces to complete this optional quest.

To Arms!
How to Unlock: Complete a New Direction
Level: 11

This mission requires you to collect and donate fifty common weapons to Papa Crust for his People’s Liberation Army. It’s better to complete this mission once you’ve collected more than fifty weapons in your arsenal.

To the Moon
How to Unlock: Complete Science and Violence
Level: 23

After accepting this mission, find the Lost Legion near the Bounty Board and speak with him to go on a moonshot ride. You’ll have to activate a console directly behind the soldier to lure him in.

Once the soldier is in, several Lost Legion troops will come to its aid. You need to protect the container and take out all enemies to complete this mission.

Torgue–o! Torgue–o!
How to Unlock: Complete Marooned
Level: 4

After accepting the mission, travel to the warehouse to find the Laser Light Reactor. At this point, you’ll have the option of either destroying the reactor or turning it in. Make your decision and any of the two things to complete the optional quest.

Treasures of ECHO Madre
How to Unlock: Complete Intelligences of the Artificial Persuasion
Level: 15

After arriving at the designated location, talk to a Scav named Timber Logwood and learn about the location of the map. You’ll need to head inside the Research Facility Garbage Dump in order to find the treasure map.

Keep on searching inside the green heaps of garbage to find the Treasure Map. Did I forget to mention that the Treasure Map will be dropped by a Thresher who will appear in the sewers?

Check the Treasure Map and get to the designated location to find the Treasure and complete this optional quest.

Trouble with Space Hurps
How to Unlock: Complete In Perfect Hibernation
Level: 23

After accepting the mission, you need to destroy ‘Brain Bugs’. Your first task will be to shoot them which is quite easy to do. Somehow these bugs will keep on reforming and Lazlo will suggest something about ventilation.

After activating the console, Lazlo will start attacking you and you need to take him out to complete this optional mission.

Voice Over
How to Unlock: Complete Home Sweet Home
Level: 18

To complete this mission, you need to get to Hyperion Hub of Heroism and head over to Research and Development area to take out Lost Legion troops. Your next task is to find three books and upload them. Successfully find and upload all three books to complete this optional mission.

Wherefore Art Thou?
How to Unlock: Complete Systems Jammed
Level: 7

After listening to Deirdre’s ECHO recording, travel to Banjo Point and enter the front gate to take out a number of Scavs in the area. Deirdre can be found inside the Conference Room. Deirdre will make a run and you’ll have to destroy her vehicle to turn her in and complete this optional quest.

Wiping the Slate
How to Unlock: Complete Intelligences of the Artificial Persuasion
Level: 13

To find the first ECHO diary, travel to The Meriff’s Office and open up the compartment above the fish tank. Climb up the ladder to find the ECHO recording and shoot it.

Next, go to the Library and find a glowing book section. Activate the glowing book shelf to reveal a safe containing the next ECHO recording.

To get the last ECHO recording, you need to go to the Waiting Room and play the slot machine for $48. Once you get the recording, go to Moxxi’s Up over Bar and place the ECHO recording on the DJ’s console.

Once you’ve done it all, go to The Meriff’s Statue and shoot the head. Pick up the head and travel to Central Atrium to place the head on a spike followed by firing the rocket to complete this mission.

Z8N–TP
How to Unlock: Complete Eye to Eye and start The Beginning of the End
Level: 26

To complete this mission, it’s recommended to shoot an Opha with a weapon having any kind of elemental damage followed by a quick melee attack.

Remember that if you shoot an Opha with Corrosive elemental damage followed by a melee attack, that Opha will drop a Corrosive Putti. You need to collect a total of eight Puttis – 2 of each elemental damage to complete this mission.

Once you have collected all of them, head back to Tycho’s Ribs to complete the mission and claim your rewards.

Zapped
How to Unlock: Complete a New Direction
Level: 11

This is pretty straightforward mission and requires you to kill Scav troops, Lost Legion soldiers, and claptrap using a Laser Gun with different upgrades. Just keep on killing these enemies to complete the last optional mission in the game.