To unlock General Corrosive, collect every gold chip in the game and he be in the last multiplayer level you unlocked, you can go into his body and crush everyone else, with his stomp missles and fist
Unlock Multiplayer Levels
Collect a certain amount of gold/secret chips to unlock different multiplayer levels
Unlockable How to Unlock Corrosive City 110 secret chips DMA Death Sphere 40 secret chips Mac Mines 138 secret chips Matt's Big Gun Fun 8 secret chips Morbot Land 15 secret chips Ruins 60 secret chips The Colisseum 85 secret chips The Reactor Factor 25 secret chips The Trenches 4 secret chips
Unlock Original Concept Movie
Beat the entire campaign mode.
Unlockable How to Unlock Original Concept Movie Beat the entire campaign mode.
Contributed By: Hanman0031.
Know Something We Don't?
You can submit new cheat codes for this game using our Cheat Submission Form.
Have We Been Fooled?
If you see a non-working or fake code in the list above, let us know by using our Problem Submission Form.
More Metal Arms: Glitch in the System from GameSpot