A brown dino with red spikes, glod horns, and orange eyes. It has fangs and its arms are longer than its legs.

Brown quadrupedal dinosaur with yellow horns

A unicornosaur. Or, maybe it'd be called a tricornosaur since it has one horn on its nose and two on the top of its head?

Like a rhino, but has two additional horns on forehead. Upward fangs and fur. It walks on all fours