Ulvenwald Hydra [Shadows over Innistrad Prerelease Promos] Cleric if enchanted creature's power is

if enchanted creature's power is 4 or greater

{1}{R}: Mordant Dragon gets +1/+0 until end of turn

−9: Search your library for any number of Dragon creature cards

Set: New Phyrexia Type: Creature — Phyrexian Horror Rarity: Common Cost: {5}{U} Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters

Set: Hour of Devastation Promos Type: Creature — Cat Rarity: Rare Cost: {1}{W} Double strike

Ulvenwald Hydra [Shadows over Innistrad Prerelease Promos] Cleric if enchanted creature's power isSet: Shadows over Innistrad Prerelease Promos Type: Creature Hydra Rarity: 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.