Puyo Puyo Tetris

Unlock Characters:
When you clear the following sections of Adventure mode the corresponding character will become unlocked.

Feli:
Clear Chapter 4

Lemres:
Clear Chapter 6

Satan:
Clear Chapter 6

Schezo:
Clear Chapter 4

Draco Centauros:
Clear Chapter 5

Witch:
Clear Chapter 5

X:
Clear Chapter 7

Ecolo:
Clear Chapter 7