UNICRON

Indestructible
UNICRON can only be blocked by primes
UNICRON can not kill primes
Whenever UNICRON fights a prime, he
Exerts that prime
If you have 1 or more lands UNICRON
gets +1/+1
If you have 3 or more lands UNICRON
gets +2/+2
If you have 7 or more lands UNICRON
gets +4/+4