Brelez, Dinosaur King

+3: Create four 1/1 white Human tokens with "This creature gets +2/+2 if you control four or more Dinosaurs."
-5: Create four 3/3 green Dinosaur tokens with trample.
-18: Until end of turn, all creatures you control gain all abilities of other Dinosaurs you control. Brelez, Dinosaur King can be your commander.