Unlockables
Unlock Alternate Ending Sequence:
When you defeat the final Boss you will be taken to another room where you must run from explosions. Instead of escaping get yourself killed by the explosions and the ending sequence will be different.
Unlock Art Gallery:
Complete the game to unlock the art for that character in the gallery.
Head back to our Metal Slug 4 cheats page for a load more cheats and tips for Metal Slug 4.
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