.This All-Out Attack Tyrannosaurus rex gives rampage attack and 'evolved for battle' features to the most iconic species of them all. This action figure's rampage attack is a dramatic up and down neck thrash, along with a chomp action and roar sounds. The faster the button is pressed, the bigger the roars and chomps! This T. rex is also 'evolved for battle' with teeth that grow to almost 2 times their size! Scan the hidden Tracking Code in the free Jurassic World Play App with a compatible smart device (Android or iOS, not included) to unlock a digital version of the dinosaur and access to fiercely fun games! Colors and decorations may vary.