(In game tutorial)
18 - fighters + edit mode
50+ moves/animations
15 fatalities + combos
6 3d rendered backgrounds
6 background music tracks
10 secret override codes

Cheat codes to the game:
Override Codes (lowercase)
flashgamestudio (input two override codes)
heads (select bonus heads)
ants (play as ants)
giants (play as giants)
handicap (enemy starts with less energy)
inferno (fireball size increase)
flash (faster speed)
phantom (invisibility)
rageon (start with 1000 rage points)
Fatalities:
1. Head Roll (Kneel, punch)
2. Spikes (Head Roll on Lava Board)
3. Heart (Back, Forward Punch)
4. Fire (Grenade)
5. Explode (Close Back, Back, punch)
6. Head w/Spine (Close Forward 4 times, Punch)
7. Punch Half (Back 4 times, Punch)
8. Body w/Spine (Close Rage Kick)
9. Rock (Far Forward 5 Times, Punch)
10. Bomb (Far, Back 5 times, Kick)
11. Pieces (Far Cannon Ball)
12. Plane (Punch Half on Airplane Stage)
13. Head Explode (Close Rage Punch)
14. Electricity (Far forward 5 Times, Kick)