Dinosaurs. Mostly the Trovosaurus, Utahraptor, Dilophosaurus, Anchiceratop, Spinosaurus(lol), Tyrannosaurus, Acrocanthosaurus, Stygimoloch/Pachycephalosaurus(one of them), Pachyrhinosaurus (That would be so epic), Styracosaurus, Giganotosaurus, Cryolophosaurus, Carcharodontosaurus, Baryonyx, Suchomimus, Stegosaurus, Kentrosaurus...I'm gonna stop now. ._.
A Komodo dragon will be great, too. 8D I've always loved the lizard when I was a child. ^_^ Also a Rhino!
EDIT: AND A FREAKING SAUROPHAGANAX LEGENDARY! 8DDDD