Ulvenwald Hydra [Shadows over Innistrad Promos] Urza's Saga Whenever an opponent casts a

Whenever an opponent casts a creature or planeswalker spell with the same name as a card in their graveyard

The same is true for creature spells you control and creature cards you own that aren't on the battlefield

"A good deal of tyranny goes by the name of protection

Set: Hour of Devastation Promos Type: Artifact Rare Cost: {3} {2}: Mirage Mirror becomes a copy of target artifact

{T}: Add {U}{U}

Ulvenwald Hydra [Shadows over Innistrad Promos] Urza's Saga Whenever an opponent casts aSet: Shadows over Innistrad Promos Type: Creature Hydra Mythic Cost: {4}{G}{G} Reach Ulvenwald Hydra's power and toughness are each equal to the number of lands you control. When Ulvenwald Hydra enters the battlefield, you may search your library for a land card, put it onto the battlefield tapped, then shuffle your library.