Vizier of Remedies + Blasting Station + Lingering Tormentor

Vizier of Remedies

Blasting Station

Lingering Tormentor

How it works

1. Activate Blasting Station by tapping it and sacrificing Lingering Tormentor.
2. When Lingering Tormentor dies, its persist ability triggers, returning it from your graveyard to the battlefield without a -1/-1 counter on it due to Vizier of Remedies.
3. When Lingering Tormentor enters, Blasting Station triggers, untapping Blasting Station
4. Resolve the Blasting Station ability from step 1
5. Repeat.