Noctis, Prince of Lucis + Aetherflux Reservoir + Void Mirror

Noctis, Prince of Lucis

Aetherflux Reservoir

Void Mirror

How it works

1. Cast the artifact from your graveyard by paying 0 and 3 life.
2. Aetherflux Reservoir and Void Mirror trigger.
3. Resolve the Aetherflux Reservoir trigger, causing you to gain 1 life for each spell you've cast this turn.
4. Resolve the Void Mirror trigger, countering the artifact spell and returning it to your graveyard.
5. Repeat