Hyper mode
Successfully complete 8 levels in Action mode to unlock Hyper mode.
Twilight mode
Successfully complete 17 levels in Classic mode to unlock Twilight mode.
Cognito mode
Successfully complete all 80 Puzzle mode worlds to unlock Cognito mode.
Finity mode
Successfully complete 280 levels of Endless mode to unlock Finity mode.
Change Jewel Types
Hold LT + LB + RT + RB and press A.
Remove Background Grid
Hold LT + LB + RT + RB and press B.