Cheat List:
One hit kills - At the title screen, press RIGHT, UP, LEFT, DOWN, X, L1+R1
Evolve energy item - At the title screen press TRIANGLE, RIGHT, DOWN, CIRCLE, L1, X, R1, X, TRIANGLE
Evolve meter always full - At the title screen press SQAURE, RIGHT, X, TRIANGLE, LEFT, CIRCLE, L1 + R1