Aetherflux Reservoir (Retro Schematic) [The Brothers' War Retro Artifacts] Dwarf Berserker Then discard a card unless

Then discard a card unless you attacked this turn

Set: Fifth Dawn Type: Instant Rarity: Rare Cost: {5}{W} Double target player's life total

sacrifice Contamination unless you sacrifice a creature

Whenever a creature with power 4 or greater enters the battlefield under your control

Of royal blood among the spirits of the air

Aetherflux Reservoir (Retro Schematic) [The Brothers' War Retro Artifacts] Dwarf Berserker Then discard a card unlessSet: 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