Starfish
Starfish is a blue creature type that is only used once, for the card Spiny Starfish from Alliances (and the tokens it produces). Like its natural counterpart, it can regenerate.
Starfish are invertebrate marine animals that have a a body wall stiffened by calcareous pieces that may protrude as spines. The body is radially arranged, usually in the form of a star, with five or more rays or arms radiating from a central disk.