Xeroth of the Cinders

When Xeroth enters the battlefield, create X 2/2 Black/Red Demon creature tokens with flying
and life-link.
All Demons you control have +1/+1 and haste.
As long as you control 3 or more Demons,
Xeroth has hex-proof.
{t},{1}{b/r}; Sacrifice a creature; Xeroth of the
Cinders deals damage equal to it's power to any target, and you gain life equal to the damage dealt.