Aetherflux Reservoir (Retro Schematic) (Serialized) [The Brothers' War Retro Artifacts] Halfling Citizen where X is the greatest

where X is the greatest power among creatures you control

{3}{W}{W}: Creatures you control get +1/+1 and gain vigilance until end of turn

Return those cards to the battlefield at the beginning of the next end step

You may reveal a noncreature

then mills three cards

Aetherflux Reservoir (Retro Schematic) (Serialized) [The Brothers' War Retro Artifacts] Halfling Citizen where X is the greatestSet: 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