Open mugen.exe . Go to Arcade or Versus mode. Scroll through the character select screen, and your Avatar character should be there.
Once you have downloaded a character file (usually a .zip or .rar ), follow these steps carefully. avatar the last airbender mugen characters downloads free
As of 2025, the MUGEN community remains active. New ATLA characters are still in development. Leaked WIPs include: Open mugen