Defiler of Faith + Pearl Medallion + Whitemane Lion + Thunder of Unity

Defiler of Faith

Pearl Medallion

Whitemane Lion

Thunder of Unity

How it works

1. Cast Whitemane Lion by paying 0 and 2 life due to Defiler of Faith and Pearl Medallion.
2. Defiler of Faith triggers, creating a 1/1 Soldier creature token.
3. When the Soldier enters, Thunder of Unity triggers, causing you to gain life.
4. Resolve Whitemane Lion. When it enters, it and Thunder of Unity trigger.
5. Resolve the Whitemane Lion trigger, returning it from the battlefield to your hand.
6. Resolve the Thunder of Unity trigger, causing you to gain life.
7. Repeat.