Noctis, Prince of Lucis + Aetherflux Reservoir + Blood Funnel

Noctis, Prince of Lucis

Aetherflux Reservoir

Blood Funnel

How it works

1. Cast the artifact with mana value 2 or less by paying 0 and 3 life.
2. Aetherflux Reservoir and Blood Funnel trigger.
3. Resolve the Aetherflux Reservoir trigger, causing you to gain 1 life for each spell you've cast this turn.
4. Resolve the Blood Funnel trigger, countering the artifact spell.
5. Repeat.