Aetherflux Reservoir [Kaladesh] Stronghold If the creature that spell

If the creature that spell becomes as it resolves has not been turned face up and would assign or deal damage

Sacrifice Pernicious Deed: Destroy each artifact

Set: Core Set 2019 Prerelease Promos Type: Creature — Dinosaur Rarity: Rare Cost: {1}{G}{G} Whenever an opponent activates an ability of a creature or land that isn't a mana ability

gain control of that creature for as long as you control Willbreaker

Aetherflux Reservoir [Kaladesh] Stronghold If the creature that spellSet: Kaladesh 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.