Saffi Eriksdotter + Jackdaw Savior + Carrion Feeder

Saffi Eriksdotter

Jackdaw Savior

Carrion Feeder

How it works

1. Activate Saffi by sacrificing it, targeting Jackdaw Savior.
2. Activate Carrion Feeder 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 Carrion Feeder ability.
7. Repeat.