Whisper, Blood Liturgist + Thornbite Staff + Desecrated Tomb + Blood Artist

Whisper, Blood Liturgist

Thornbite Staff

Desecrated Tomb

Blood Artist

How it works

1. Activate Whisper by tapping it and sacrificing two other nontoken creatures.
2. Blood Artist and Whisper trigger twice.
3. Resolve both Blood Artist triggers, causing target player to lose 2 life and you to gain two life.
4. Resolve both Whisper triggers, untapping it.
5. Resolve the Whisper ability from step 1, returning target creature card from your graveyard to the battlefield.
6. Desecrated Tomb triggers, creating a 1/1 Bat creature token.
7. Activate Whisper by tapping it and sacrificing the Bat token and any other nontoken creature.
8. Repeat from step 2.