Khezu

Flying, intimidate

When Khezu enters the battlefield, an opponent
chooses high or low. Then you and that opponent
each roll a d20. If you win, put a -1/-1 counter on
each creature your opponents control.

The Khezu is known as one of the creepiest
creatures to behold. Its roar is like nails on a
chalkboard, its skin an odd color of white. And it's
face. I won't even try to describe its face