Alatreon, Blazing Black

This creature must attack each turn if able.

{w}{g}{b}: This creature gains Trample, Vigilance, and protection from Blue and Red until end of turn.
{r}{u}{b}: This creature gains Flying, Haste, and Protection from Green and White until end of turn.

Escaton Judgement - When Alatreon deals damage to a player, you may pay {3}{r}{b}{u}. If you do, destroy all other creatures.