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![Aetherflux Reservoir (Retro Schematic) (Serialized) [The Brothers' War Retro Artifacts]](https://cdn.shopify.com/s/files/1/0429/5858/6014/products/6281ef29c15aa445057bf6cabdba9b97_fd0f050c-8a08-4f62-899b-fc0a73420f0a.jpg?v=1709606330)
Aetherflux Reservoir (Retro Schematic) (Serialized) [The Brothers' War Retro Artifacts]
| Set: | 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.
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