Aetherflux Reservoir [Mystery Booster] XY65 When Ulvenwald Hydra enters the

When Ulvenwald Hydra enters the battlefield

Set: Magician's Force Card type: Fusion/Effect Monster Rarity: Ultra Rare Attack: 2200 Defense: 1900 "X-Head Cannon" + "Y-Dragon Head" This monster can only be Special Summoned by removing from play the above monsters on your side of the field

Set: World Championship Decks 2001 Type: Instant Rarity: Common Cost: {4}{U} You may return two Islands you control to their owner's hand rather than pay this spell's mana cost

Set: Starstrike Blast Card type: Tuner/Effect Monster Rarity: Ultimate Rare Attack: 100 Defense: 100 You can send the top card of your Deck to the Graveyard and Special Summon this card from the Graveyard

Aetherflux Reservoir [Mystery Booster] XY65 When Ulvenwald Hydra enters theSet: Mystery Booster Type: Artifact Rarity: Rare Cost: {4} Whenever you cast a spell, you gain 1 life for each spell you've cast this turn. Pay 50 life: Aetherflux Reservoir deals 50 damage to any target. While most power is used for ordinary, everyday tasks, one shouldn't underestimate its potential for the extraordinary.