Nosferatu

Level Select:
Highlight the "Exit" option on the configuration screen and press L(2), r(3), L(3).

refill red crystal:
Pause game play and press Up, X, right, A, Down, B, Left, Y.
This will restore your character's power.

refill green crystal:
Execute a spinning back kick (Away + Y), pause game play, and press Up, X, right, A, Down, B, Left, Y, Start.
This will restore your character's health.