The Sailback (mispelled and mispronounced by some people the The Spinosaurus) is the main antagonist of the 2008 Hollywood film, Journey to the Center of the Earth. He was a giant, 48-foot (16-meter) long spinosaurus and had plenty of minions, including prianha-like fish, and large, carnivorous plants.

Sailback (The Rex)
Full Name The Sailback the Spinosaurus
Nicknames Spinosaurs
Goals To kill Rex on their mission to the Cretaceous
Fate Falls into magma and dies
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