Rexy

Rexy, also known as Roberta, is a fictional Tyrannosaurus rex and the main dinosaur character in the Jurassic Park franchise. She first appeared in Michael Crichton's 1990 novel and Steven Spielberg's 1993 film adaptation. Rexy's role in the franchise varies: Secondary antagonist turned anti-hero** In the original Jurassic Park, Rexy escapes her enclosure during the 1993 Isla Nublar Incident.