Azerath, scourge of Arcainia

When Azerath, Scourge of Arcainia enters the battlefield, it deals damage equal to the amount of the converted mana cost of permanents on your battlefield to {x} targets, where {x} is your devotion to red and black
Flying, First strike, Haste, Menace, Trample,
{b/r}{3}: Deal damage equal to the amount of your devotion to red/black divided as you choose