Blade-of-the-Moon
Super Freak
the head looks like from tyrant king, only with horns.
Many early dinosaur artists thought so too, so it's often portrayed that way. You can see the skull shape in this and it is different. Though Ceratosaurs were relate to Tyrannosaurus so some similarity is warranted.
I also read in a reply from Jorge this piece is in scale with the Stegosaurus. So it should be about as big as the Rex.