Saffi Eriksdotter + Jackdaw Savior + Spawning Pit

Saffi Eriksdotter

Jackdaw Savior

Spawning Pit

How it works

1. Activate Saffi by sacrificing it, targeting Jackdaw Savior.
2. Activate Spawning Pit by sacrificing Jackdaw Savior.
3. When Jackdaw Savior dies, it and Saffi trigger.
4. Resolve the Jackdaw Savior trigger, returning Saffi from your graveyard to the battlefield.
5. Resolve the Saffi trigger, returning Jackdaw Savior from your graveyard to the battlefield.
6. Resolve the Spawning Pit ability.
7. Repeat.