Crystal is one of the Inhumans. She possesses the ability to manipulate any of the classical elements (earth, fire, air, water) as well as combine her abilities to manipulate other aspects of nature (such as metal and lightning). She used to be a reserve member of the Fantastic Four, back when she dated the Human Torch, but she later became Quicksilver's wife and a member of the Avengers. Crystal even married Ronan the Accuser. In LEGO Marvel Super Heroes 2, She has a romantic crush on Spider-Man.