Charm of Militance

Choose one -- Charm of Militance deals 7 damage to target opponent; or all creatures you control gain vigilance and haste until end of turn; or all creatures have "{x}: Monstrosity X (If this creature isn't monstrous, put X +1/+1 counters on it and it becomes monstrous.)" until end of turn.
"Battle is the most magnificent competition in which any being can indulge; so let us come and partake."
- Banned Avacyn script