Katherine "Kat" Gunn (born April 20, 1988), also known by her tag "Mystik", is an American professional gamer and cosplayer. She won the second season of WCG Ultimate Gamer on the Syfy Channel and also competed in the Championship Gaming Series, which aired on DirecTV. She currently streams on Twitch.tv as a member of the professional gaming team Team Dignitas. She plays a variety of games from all genres, but considers herself most proficient in first-person shooters and fighting games.