Metal Slug 3
🎮Gamepad Ready
Booting WebAssembly Engine...Streaming engine bytecode & ROM assets. First launch takes 5–15s. Subsequent launches load instantly from local browser cache.
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Metal Slug 3

Branching path military mayhem with zombies, giant crabs, and alien motherships

Powered by EmulatorJS / FinalBurn Neo â€ĸ 100% Client-Side
Metal Slug 3 box art
OFFICIAL ART★ 4.9
ArcadeOriginal Release: 2000

Metal Slug 3

Branching path military mayhem with zombies, giant crabs, and alien motherships

The peak of the Metal Slug saga. Navigate branching routes, pilot submarine slugs and battle cosmic horrors in WebAssembly arcade perfection.

📜Historical Lore & Background

The threat from General Morden has seemingly ended, but a series of bizarre incidents suggest a terrifying extraterrestrial plot is unfolding.

âš™ī¸WebAssembly Architecture

Engine RuntimeEmulatorJS / FinalBurn Neo
Original DeveloperSNK
Aspect Ratio4:3 CRT Standard
Storage ModelLocal IndexedDB (No Cloud Upload)
EmulatorJS framework running the FinalBurn Neo WebAssembly core.

Default Controls & Key Bindings

Zero-latency inputs. Gamepad controls auto-map when plugged in.

Keyboard & Gamepad
Action / MovementKeyboard KeyStandard Gamepad Button
Directional ControlArrow KeysD-Pad
ShootJX Button
JumpKA Button
GrenadeLB Button
Insert CoinShiftSelect
StartEnterStart

Frequently Asked Questions

Are branching paths supported in this web version?

Yes, this runs the complete arcade Neo Geo MVS ROM with 100% fidelity to the original hardware.