This build became famous because it included:
: Players can choose from standard modes such as Arcade, Team Arcade, Versus, and Team Versus, as well as a Survival mode to test endurance. Retro Visuals & Sound
M.U.G.E.N (Japanese for "limitless") is a freeware engine that allows creators to build custom fighting games. The 2009 edition of DBZ MUGEN is a curated collection of community-made sprites, stages, and music. Unlike official 3D titles like Budokai Tenkaichi , this version offers a classic 2D pixel-art aesthetic similar to arcade fighters like Street Fighter .
Let me know which you're most interested in! mugen - LaunchBox Games Database
The 2009 release remains popular among retro gamers for its specific gameplay style and expansive roster: Diverse Roster
This is where the "free download" aspect shows its true colors.