Metal Slug: 1st Mission

Unlockables

Hidden modes and characters
Unlockable How to Unlock
S-Continue mode Beat the game once. In this mode, you can play as a new character and your combat rank will even be raised.
Secret character Beat the game once.
Contributed By: Shirow and BlackhawkX.

Unlockable	How to Unlock
S-Continue mode	Beat the game once. In this mode, you can play as a new character and your combat rank will even be raised.
Secret character	Beat the game once.

Access Mission 13 & Mission 14
Crash your Slug Flyer in Mission 10 - ''Night Flight''. You need to finish the Parachute Mini-game after the crash to go to Mission 13 - ''Invasion in the Sea of Trees''. Complete Mission 13 to play Mission 14 - ''Weapons Port''.
Contributed By: M. Newlin.
Access Mission 7 & Mission 8
Crash your Slug Flyer in Mission 1 - ''Hurry On''. You need to finish the Parachute Mini-game after the crash to go to Mission 7 - ''Discovery of the Front Base''. Complete Mission 7 to play Mission 8 - ''Forced Escape''.
Contributed By: M. Newlin.
Access Mission 9
Complete the following Missions without going to Prison Camp:

In correct order:

Mission 0 - ''Emergency Mobilization''
Mission 1 - ''Hurry On''
Mission 2 - ''Slicing Through the Jungle''
Mission 3 - ''Battle in the City'' (Defeat Boss)
Mission 5 - ''Pursuit of the Transport Train''
Mission 6 - ''Penetration of the Front Base'' (Defeat Boss)

After successfully completing Mission 6, you will go directly to Mission 9 - ''Discovery of a Secret Passage''.
Contributed By: M. Newlin.

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