Door of Destinies [Commander 2017] Aura Set: Magic 2011 Type: Creature

Set: Magic 2011 Type: Creature — Human Monk Rarity: Rare Cost: {W} Lifelink (Damage dealt by this creature also causes you to gain that much life

If each of those creatures could block all creatures that the other is blocking

Whenever Kalonian Hydra attacks

Set: Exodus Type: Enchantment Rarity: Rare Cost: {2}{U}{U}{U}{U} Discard a card: You may tap or untap target artifact

As Overgrown Tomb enters the battlefield

Door of Destinies [Commander 2017] Aura Set: Magic 2011 Type: CreatureSet: Commander 2017 Type: Artifact Rarity: Rare Cost: {4} As Door of Destinies enters the battlefield, choose a creature type. Whenever you cast a spell of the chosen type, put a charge counter on Door of Destinies. Creatures you control of the chosen type get +1 +1 for each charge counter on Door of Destinies.