Narcomoeba + Mortuary + Selhoff Occultist + Blasting Station

Narcomoeba

Mortuary

Selhoff Occultist

Blasting Station

How it works

1. Activate Blasting Station by tapping it and sacrificing Narcomoeba.
2. When Narcomoeba dies, Selhoff Occultist and Mortuary trigger.
3. Resolve the Mortuary trigger, putting Narcomoeba from your graveyard on top of your library.
4. Resolve the Selhoff Occultist trigger, causing you to mill Narcomoeba from the top of your library.
5. Narcomoeba triggers, putting it from your graveyard onto the battlefield.
6. When Narcomoeba enters the battlefield, Blasting Station triggers, untapping Blasting Station.
7. Resolve the Blasting Station ability from step 1, dealing 1 damage to any target.
8. Repeat.