Sunfire is a fictional mutant character from the Marvel Comics series Exiles, a comic centered on a superhero team that works at repairing alternate timelines. She is an alternate dimension version of the main Marvel Universe character Mariko Yashida, but also possesses the powers of the main universe's Sunfire and his sister Sunpyre. A Japanese citizen and one of Marvel's few openly lesbian characters, Sunfire was killed in Exiles issue # 37.