Firefighter - Defeat 6 fire-elemental characters.
Gateway gamer - Find a lot of new fiction from MUGEN.
Obliterator - Destroy a failed character with a move that vaporizes the character.
Redeemer - Take a failed character and turn it into treasure.
Savior of the MUGENverse - Destroy the source of all evil in the MUGENverse (when it is eventually revealed)
Obvious Mega Man fan - Defeat 7 Robot Masters. Bonus points for using their respective themes.
Staying in comfort zone - Use only characters you loved before MUGEN.
Rider Kick - Finish with a flying kick special/super.
Tamer - Defeat 5 animal characters.