Polukranos, World Eater
- Color: Green
- Type: Legendary Creature - Hydra
- Rarity: Mythic Rare
- Set: Theros
: Monstrosity X. (If this creature isn’t monstrous, put X +1/+1 counters on it and it becomes monstrous.)
When Polukranos, World Eater becomes monstrous, it deals X damage divided as you choose among any number of target creatures your opponents control. Each of those creatures deals damage equal to its power to Polukranos.