2 battling dinos : each t-rex skull comes with 2 battling dinos, each with fireable weapons. Over 50 surprises: this massive skull is action packed with dino surprises including stickers, mini smash eggs, slime and more! 4 dinos to collect: there are 2 t-rexs and 2 triceratops to smash, build and battle! Sand and slime: dig your dino pieces out of sand and slime to construct your smash-o-saur. Smash it open: smashers is the epic toy that lets you smash smash smash! Smash open the big skull to discover smaller smash eggs inside