Trog

{2}{g}{g}{t}Search your library for a non-trog non-plant creature. You may cast it this turn. If you do, you cannot activate this ability again until it leaves the battlefield. If you do not put it back into your library. Shuffle your library.
Whenever a card called Blood Oak deals combat damage, you may transform Trog.
It followed me home, Mumsie! Can I keep it?
-Mag, young Trog