Demon Machami (デーモンマチャミ Dēmon Machami?) is a minor character from the Street Fighter series. She is a skilled Japanese wrestler with powerful techniques. She decided to live as a heel until she burns out, Which is known as a super heel. She is also the leader of an all-girl heel group called "Demon Army" (デーモン軍団?) which she inherited from her boss. She is also a good singer.
In her match against then-newcomer R. Mika, Demon stormed her using several foul techniques and infringements which caused a large disturbance. Mika's supporters attempted to break into the ring to help, But, Mika prevented them from interfering. The audience and Machami herself were impressed with Mika's resolution to a fair and square fight. She later managed to defeat Machami using her Dream Driver. After the match, The two became good friends.
- Demon Machami is based on real-life Japanese pro-wrestler Devil Masami.