The Cera Terror (ツノケラトプス Tsunokeratopusu?) is a Dream Eater that appears in Kingdom Hearts 3D: Dream Drop Distance, obtained via Spirit synthesis. Its Nightmare version can be located in Traverse Town, Country of the Musketeers, and The World That Never Was.
Kingdom Hearts 3D: Dream Drop Distance
This Dream Eater has two modes, high defense, and a mastery of melee. But magic is enough to mire it, and it's prone to negative status effects.