Neo Geo Pocket Color · 1999
Metal Slug - 1st Mission is a 2D run-and-gun action game developed for the Neo Geo Pocket Color. It adapts the frantic gameplay of the arcade Metal Slug series into a portable format, featuring side-scrolling combat against enemy soldiers and vehicles.
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These are separate games or editions; your saved progress does not transfer.
Browse all playable games →Wait for larger games to download. If loading stalls, reload and try again. Check your connection and allow this site's player files if a browser extension blocked them. Once the screen appears, click inside it before using the keyboard.
Read the playing helpStart the game, then use its on-screen direction pad and action buttons. If they are hidden, choose Show touch controls above the game. Turn your phone sideways for more room; use Fullscreen when your browser supports it.
Touch support varies by emulator and game. You can still expand the keyboard layout below, or connect a compatible keyboard or gamepad.
Control panel
Arrow keys move · Z / X are main buttons · Enter starts · V selects.
A compatible gamepad can be used after launch.
Default Player 1 keys are shown. If you changed them or use a gamepad, check the player’s control settings.
System: Move the pointer over the game screen to reveal the player toolbar, or tap its menu button on touch devices. Use the toolbar for save and load states, fullscreen, and control settings.
Importing replaces the save stored for this game on this browser. Download your current backup first if you want to keep it.
Launch the game to check save-state support.
Save progress keeps one emulator snapshot for this game on this browser. Saving again replaces that snapshot. Download a backup before clearing site data or changing devices. No account or cloud sync is provided.
Import an OLDGAMES backup on this same game page, then launch and choose Resume saved game. Older .state files use the player’s Load State menu.
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In-game saves and emulator states are different. Availability varies by game and player. Browser storage can be cleared; a downloaded backup is not cloud sync.
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Metal Slug - 1st Mission is a 2D run-and-gun action game developed for the Neo Geo Pocket Color. It adapts the frantic gameplay of the arcade Metal Slug series into a portable format, featuring side-scrolling combat against enemy soldiers and vehicles.
Explore the Neo Geo Pocket Color collection and discover more action games below.
The control panel below the game screen shows this edition’s keys. Click inside the game before using your keyboard.
Open the player menu for the options available in this emulator. Save support varies by game and player; see the playing help for more guidance.
Browse Action games across systems, or stay with the Neo Geo Pocket Color catalogue. Related picks below explain how each game connects.
YEAR1987Famicom
Action 1 Player
Run-and-gun gameplay · Famicom
YEAR1998Arcade
Action 1-2 Players
Run-and-gun gameplay · Arcade
Archive onlyYEAR1998PlayStation 1
Action 1 Player
Run-and-gun gameplay · PlayStation 1
Archive onlyYEAR1996PlayStation 1
Action 1 Player
Run-and-gun gameplay · PlayStation 1