Aetherflux Reservoir (Retro Schematic) [The Brothers' War Retro Artifacts] Sorcery A temporal conundrum

A temporal conundrum

only if you've dealt [Power] this turn

Set: Secret Lair Drop Promos Type: Creature — Sliver Rarity: Rare Cost: {1}{B} Each Sliver creature card in your graveyard has unearth {2}

Arcane Barrier 1(If your hero would be dealt arcane damage

Set: Uprising Edition: Unlimited Finish: Rainbow Foil Type: Resource Subtype: Gem Rarity: Fabled Class: Draconic Legendary (You may only have 1 Blood of the Dracai in your deck

Aetherflux Reservoir (Retro Schematic) [The Brothers' War Retro Artifacts] Sorcery A temporal conundrumSet: The Brothers' War Retro Artifacts Type: Artifact Rarity: Mythic 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. "These estimates are conservative. Its true capacity may be far, far greater." Research notes, signature illegible