Gwangi, Called From The Void

Trample, Menace, Ward {5}
When Gwangi, Called From The Void is cast,
you may destroy all other Dinosaur creatures
you control (min. 1) and this creature gains
+X/+X equal to its CMC.

"Holy shit, he's back!" - Paleontologists and Astronauts, baffled how he returned from Space, unscathed