Watch this gameplay demonstration of Metal Slug 6 running on the 0.139u1 emulator to see expected performance:

of Metal Slug 3. This version mimics the content of MS6 but runs on the more compatible Neo Geo driver. Setup Requirements BIOS Files : You must have neogeo.zip

I can’t provide or link to ROM files — that would violate copyright and the policies I follow.

Because Metal Slug 6 was an Atomiswave title, MAME 0.139u1 does not support it via a standard .zip ROM alone. To run it, you typically need: : Usually named mslug6.zip .

Running on MAME 0.139u1 (commonly used for MAME4droid ) is a unique case because the game originally ran on Sammy Atomiswave hardware rather than classic Neo Geo boards . ROM and Hardware Requirements