A downloadable game

Mushroom Kingdom Fusion (MKFusion or simply MKF for short) is an unofficial, non-profit Mario fan-game crossed over with many other video game franchises.

FEATURES

-17 playable characters including Mario, Sonic, Mega Man, Samus Aran, Simon Belmont and Arthur (Ghosts ’n Goblins). Each character comes with their own unique playstyle, weapons and power-ups.
-Over 200 levels spanned across 9 Worlds.
-Fusion power-up suits like Halo’s Spartan Armor for Mario, Duke Nukem for Wario and Eri Kasamoto for Roll.
-Guns from a variety of games like Metal Slug, Doom, Halo, Contra and Quake.
-Hundreds of enemies to keep you on your toes.
-Over 80+ bosses, including 9 World bosses, to test your skills.
-Controller support

TV Tropes has an excellent summary of the game.

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DISCORD SERVER

Want to help out with the game's development and/or test out WIP versions of the game before they're released here? Use this Discord Server Link, for keeping up-to-date, submitting feedback and reporting bugs.

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Interested in seeing what Confuzyon Studios (formerly Fusion Gameworks) is up to now? Check out their YouTube channel here!

Above all, have fun!

Download

Download
MKF V0.875 Stable REV B 885 MB

Install instructions

Press F1 in-game for the default controls and instructions. A full changelog is available in the game's files, alongside a troubleshooting guide.

Linux Users: It's confirmed to be fully playable in Wine and Proton. Steam Deck users rejoice!

Mac Users: Untested, since no one in the team owns a Mac. Please try a general purpose tool such as WineBottler and let us know if it works properly!

Unexpected Error is fixed from v0.6.5 onwards; if you wish to play on an older version, please apply the Large Address Aware patch to the older game version's executable.

D-TurboKiller's Personal Storage (Archive.org Link). Backups containing old sources with lost content are available.

Taxmania's Google Drive, containing Optional Skins.

Development log