Morrigan Aensland is a fictional character and the female protagonist in Capcom's Darkstalkers series. Having debuted in 1994's Darkstalkers: The Night Warriors, she has since appeared in every game in the series and in various related media and merchandise, as well as in multiple video games outside the Darkstalkers line, including most entries in both Marvel vs. Capcom and SNK vs. Capcom.

Darkstalkers, known in Japan as Vampire (ヴァンパイア), is a fighting game series and media franchise created by Capcom. The first game, Darkstalkers: The Night Warriors, was released in arcades in 1994. The series is set in a pastiche gothic fiction universe with characters based on monsters from international folklore, and features a stylized 2D graphic style. Darkstalkers introduced gameplay concepts used in later Capcom fighting games, including the Street Fighter Alpha and Marvel vs. Capcom series.