Zestos - Harbinger of Madness

Haste, protection from red, flash
On the turn Zestos enters the battlefield, untap all creatures you control after your combat phase. When Zestos is placed in the graveyard return him to your library and shuffle the deck.
{r}{r}{r}{r}Sacrifice Zestos, X damage is dealt to all players and creatures, X is equal to Zestos's toughness.

The flames roared in agony, but Zestos, eyes wild with madness welcomed them as old friends, nothing can burn what is already broken, nothing can stop the descent into