Requires

Steps

1. Activate Blasting Station by tapping it and sacrificing the persist creature.
2. When the persist creature dies, it and Harvester of Souls trigger.
3. Resolve the Harvester of Souls trigger, causing you to draw a card.
4. Resolve the persist creature's trigger, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
5. When the persist creature enters the battlefield, Olivia and Blasting Station trigger.
6. Resolve the Olivia trigger, putting a +1/+1 counter on the persist creature and causing you to discard a card.
7. Resolve the Blasting Station trigger, untapping it.
8. Resolve the Blasting Station ability from step 1.
9. Repeat.

Results