Urnath, Locus of the Unnatural

Flying, Riot
{2}{g/u}{g/u}: Adapt 2
Whenever Omnath, Locus of the Unnatural enters the battlefield and at the beginning of your upkeep, exile target creature. If that creature is targeted by a spell, counter that spell.
Protection from black
Omnath had lost, but the agreement to be a vessel for the three saved its life, and will save many more.