Defiler of Faith + Trostani, Selesnya's Voice + Pearl Medallion + Whitemane Lion

Defiler of Faith

Trostani, Selesnya's Voice

Pearl Medallion

Whitemane Lion

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, Trostani triggers, causing you to gain life.
4. Resolve Whitemane Lion. When it enters, it and Trostani trigger.
5. Resolve the Whitemane Lion trigger, returning it from the battlefield to your hand.
6. Resolve the Trostani trigger, causing you to gain life.
7. Repeat.