Defiler of Vigor + Spike Feeder + Broken Fall + Semblance Anvil

Defiler of Vigor

Spike Feeder

Broken Fall

Semblance Anvil

How it works

1. Pay 2 life to cast Broken Fall.
2. Defiler of Vigor triggers, putting a +1/+1 counter on each creature you control.
3. Remove a +1/+1 counter from Spike Feeder to activate it, gaining 2 life.
4. Resolve Broken Fall.
5. Return Broken Fall to your hand to activate it, regenerating any target creature.
6. Repeat.