whip_(kof)
A character in SNK's King of Fighters series of video games. Her real name is actually Seirah, the elder sister of K' (kof). However this Seirah is actually a clone of the original Seirah, complete with the latter's memories.
Ralf affectionately calls her "Muchiko" as in "Whippy", while Kula simply calls her Seirah.