Danitha, Benalia's Hope + Kaya's Ghostform + Spawning Pit

Danitha, Benalia's Hope

Kaya's Ghostform

Spawning Pit

How it works

1. Activate Spawning Pit by sacrificing Danitha.
2. When Danitha dies, Kaya's Ghostform triggers, returning Danitha from your graveyard to the battlefield.
3. When Danitha enters, it triggers, returning Kaya's Ghostform from your graveyard to the battlefield attached to Danitha
4. Resolve the Spawning Pit ability.
5. Repeat.
6. Activate Spawning Pit by sacrificing Danitha
7. When Danitha dies, Kaya's Ghostform triggers, returning Danitha from your graveyard to the battlefield tapped.
8. When Danitha enters the battlefield, it triggers, returning Kaya's Ghostform from your graveyard to the battlefield attached to Danitha.
9. Resolve the Spawning Pit ability.
10. Repeat.