Aetherflux Reservoir (Retro Schematic) [The Brothers' War Retro Artifacts] Future Set: Secret Lair Drop Series

Set: Secret Lair Drop Series Type: Instant Rarity: Rare Cost: {1}{W} Target creature you control gains protection from the color of your choice until end of turn

Set: The Brothers' War Prerelease Promos Type: Legendary Planeswalker — Teferi Rarity: Mythic Cost: {3}{U}{U} Whenever you draw a card

they are nothing but scurrying pests to be eradicated

at the beginning of the next end step

choose a nonland card name

Aetherflux Reservoir (Retro Schematic) [The Brothers' War Retro Artifacts] Future Set: Secret Lair Drop SeriesSet: 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