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Metal Slug: 1st Mission

Cheats, codes, hints, tips, tricks, Easter eggs and game help

Level Select

For a level select, successfully complete the game once. The "S-Continue" option will be unlocked, allowing any level to be played again.


For invincibility, successfully complete the game under the Normal Difficulty Setting or better and obtain a rank of 23/23. When you play the game again, you will be invincible, however, some falls will still be harmful.

Alternate female character

For an alternate female character, successfully complete the game once. An alternate version of the female character will be unlocked.

Play as Boss

To play as Boss, successfully complete the game with a Devil Class Rank under the Very Hard Difficulty Setting. You will then be able to play as the last Boss, with unlimited hit points but limited ammunition.

Alternate Demonstration

To view a different demo, go to the set up menu and change the button configuration so that A is the jump button. Have the game play by itself and the demo will do some unusual things.

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