Khorne, the blood god

If your devotion to black, red, and white is less then 8, khorne, the blood god is a enchantment.
While a creature, when a creature is killed by another creature, khorne, the blood god gets a +1/+1 counter.
Whenever a creature dies, create skull artifact token with “sacrifice skull token, give creatures you control a+1/+1 counter till end of turn”, if you sacrifice 8 skull tokens in one turn, khorne, the blood god becomes a creature till e