Saffi Eriksdotter + Sister Hospitaller + Goblin Bombardment

Saffi Eriksdotter

Sister Hospitaller

Goblin Bombardment

How it works

1. Activate Saffi by sacrificing it, targeting Sister Hospitaller
2. Activate Goblin Bombardment by sacrificing Sister Hospitaller
3. When Sister Hospitaller dies, Saffi triggers, returning Sister Hospitaller from your graveyard to the battlefield.
4. When Sister Hospitaller enters, it triggers, returning Saffi from your graveyard to the battlefield and causing you to gain 2 life.
5. Resolve the Goblin Bombardment ability.
6. Repeat.