Babel Mode in Catherine can be unlocked by getting the gold prizes in the Golden Playhouse main story and can be played by 1 or 2 players. There are four towers to climb with random blocks. After completing them all you can unlock a special video from Trisha. For more help on Catherine, check our walkthrough and Nightmare Stages guide which also details every type of block you will come across in Babel stages.
Gold Prizes to unlock:1
Number of Steps: 150
Achievements: 10 Points (Bronze)
This tower contains Heavy Blocks, White and Cracked Blocks that are placed in unusual patterns.
Gold prizes to unlock:3
Number of Steps: 190
Achievements: 15 Points (Bronze)
In this stage, Random blocks, Bomb and Ice blocks are to be seen with Mouth blocks appearing randomly. The tower is wide enough to fill the screen with blocks.
Gold prizes to unlock: 5
Number of steps: 240
Achievements: 20 Points (Bronze)
In here, Trap blocks dominate the area. So quick movement and thinking are the key points to survive.
Gold prizes to unlock:9
Number of steps:300
Achievements:100 Points (Gold)
Each of the block in the game is present in this stage but the most threatening and deadly is the Vortex Block. One wrong move can completely destroy the tower.