Holocaust, Apocalypse Heir

Reach, double strike, haste, protection from red
Holocaust, Apocalypse Heir, must be cast for its
mana cost.
{x}{x},{t}: Holocaust, Apocalypse Heir does X
damage to each creatures in play. X can not be
more than Holocaust, Apocalypse Heir's power.
"Like the refuse who once lived on this ground--all
will burn at the touch of Genocide!"