You can find free M.U.G.E.N characters, often called "avatars," on several community-driven platforms, primarily the Mugen Archive . M.U.G.E.N is a free 2D fighting game engine that allows you to download and add thousands of custom-made fighters from various franchises.
Open the data folder, find the select.def file, and open it with a text editor.
The most popular hubs for finding and downloading free M.U.G.E.N characters include:
The largest repository of characters, stages, and screenpacks.
If you want to develop your own character instead of downloading one:
The original developer's site, which provides the engine and base documentation.
Often used for downloading the core M.U.G.E.N engine for Windows. How to Add Downloaded Characters
