Altar of the Brood [Ugin's Fate] Explorers of Ixalan Pay 50 life: Aetherflux Reservoir

Pay 50 life: Aetherflux Reservoir deals 50 damage to any target

We struck at them repeatedly—they fell

Set: Portal Type: Instant Rarity: Rare Cost: {2}{W} Cast this spell only during the declare attackers step and only if you've been attacked this step

Set: Premium Deck Series: Slivers Type: Legendary Creature — Sliver Mutant Rarity: Mythic Cost: {W}{U}{B}{R}{G} {3}: Search your library for a Sliver card

Altar of the Brood [Ugin's Fate] Explorers of Ixalan Pay 50 life: Aetherflux ReservoirSet: Ugin's Fate Type: Artifact Rarity: Rare Cost: {1} Whenever another permanent enters the battlefield under your control, each opponent mills a card. Supplicants offer flesh and silver, flowers and blood. The altar takes what it will, eyes gleaming with unspoken promises.