Mugen Unblocked

The best way to ensure you always have Mugen unblocked is to build a lightweight version yourself. Here is the "Diet Mugen" recipe:

A fusion of Mugen and Super Smash Bros mechanics. This unblocked version focuses on platform-fighting. Play as Homer Simpson, Goku, or Master Chief in chaotic 4-player battles. The HTML5 port works smoothly even on strict firewalls. Mugen Unblocked