Blasting Station + Sister Hospitaller + Icewind Stalwart

Blasting Station

Sister Hospitaller

Icewind Stalwart

How it works

1. Cast Icewind Stalwart by paying its mana cost.
2. When Icewind Stalwart enters the battlefield, it and Blasting Stastion trigger.
3. Resolve the Blasting Station trigger, untapping it.
4. Holding priority, activate Blasting Station by tapping it and sacrificing Icewind Stalwart.
5. Resolve the Icewind Stalwart ability, blinking Sister Hospitaller
6. When Sister Hospitaller enters, it and Blasting Station trigger.
7. Resolve the Blasting Station trigger, untapping it.
8. Resolve the Sister Hospitaller trigger, returning Icewind Stalwart from your graveyard to the battlefield.
9. Repeat from step 2.