Agos, Lord of Riots

+3: Creatures you control get +X/+X and Haste. X is the number of loyalty counters on Agos, Lord of Riots.
-X: Creatures you control gain Rebel. The rebel cost for those creatures is the number of loyalty counters on Agos, Lord of Riots.
-8: Destroy up to 3 target creatures. Creatures you control gain +X/+X and haste, where X is the combined power of the destroyed creatures.