At the Level selection screen, press the following buttons:
SPECIAL EFFECT:
Up, L, Z, Down, Left, Z, Down, Up
SPECIAL EFFECT:
L, Down, Z, L, Down, Up, L, Left
SPECIAL EFFECT:
Z, Down, Up, L, Right, L, Left, Right
SPECIAL EFFECT:
Left, Right, Z, L, Left, Z, Right, Left
ASTEROID BONUS LEVEL:
Down, Up, Z, L, Down, Left, Z, Down.
EUROPE LEVEL:
Up, Down, L, Z, Down, Up, Z, Down.
ICE LEVEL:
Up, Down, Z, L, Down, C-Right, Z, Down.
FINAL LEVEL:
Up, Down, L, Z, Down, Right, Z, Down.
SECRET LEVEL:
Down, Up, Z, L, Down, Left, Z, Down.
JUNGLE LEVEL:
Up, Down, L, Z, Down, C-Left, Z, Down.
DESERT LEVEL:
Up, Down, L, Z, Down, Left, Z, Down.
STOP CAMERA IN WALL RACE:
Down, A, C-Up, L, C-Down, L, Left
EXTRA ENERGY:
C-Left, L, Z, Down, L, Z, C-Left, C-Right
GOLD EVO:
Collect all 390 metal orbs to turn Evo gold on the last level.