Cathedral of Serra [Legends] SM167 When Ulvenwald Hydra enters the

When Ulvenwald Hydra enters the battlefield

Put any number of Dinosaur creature cards from among them onto the battlefield and the rest on the bottom of your library in a random order

Set: EX: Delta Species Type: Lightning Rarity: Uncommon Retreat cost: Colorless

but not for a way to control it

Set: EX: Dragon Type: Grass Rarity: Ultra Rare Retreat cost: Colorless

Cathedral of Serra [Legends] SM167 When Ulvenwald Hydra enters theSet: Legends Type: Land Rarity: Uncommon White legendary creatures you control have "bands with other legendary creatures." (Any legendary creatures can attack in a band as long as at least one has "bands with other legendary creatures." Bands are blocked as a group. If at least two legendary creatures you control, one of which has "bands with other legendary creatures," are blocking or being blocked by the same creature, you divide that creature's