Aetherflux Reservoir [Mystery Booster] Jace Sacrifice another creature: Yahenni gains

Sacrifice another creature: Yahenni gains indestructible until end of turn

(You may discard two cards in addition to any other costs as you cast this spell

that creature's controller puts the top two cards of their library into their graveyard

Set: Commander 2016 Type: Legendary Creature — Human Cleric Mythic Cost: {3}{W}{B} Flying Other creatures you control get +1/+1

Aetherflux Reservoir [Mystery Booster] Jace Sacrifice another creature: Yahenni gainsSet: 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.