Input these codes on the title screen to unlock the mid-bosses. Each character costs a credit to unlock, and will be freely selectable until a hard reset.
18th May 2011 Medal Unlockables for Metal Slug (0) ioi 18th May 2011 Medal Unlockables for Art of Fighting (0) ioi 18th May 2011 Medal Unlockables for Baseball Stars 2 (0) ioi 18th May 2011 Medal ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback