Aetherflux Reservoir (Retro Schematic) (Serialized) [The Brothers' War Retro Artifacts] Monkey Pirate Whenever you cast a legendary

Whenever you cast a legendary spell from your hand

−7: You get an emblem with "If a source would deal damage to you or a planeswalker you control

"When you give offense to heaven

These steam-driven behemoths sail freely across the sky

The mine's riches never end

Aetherflux Reservoir (Retro Schematic) (Serialized) [The Brothers' War Retro Artifacts] Monkey Pirate Whenever you cast a legendarySet: 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