Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Blasting Station + Demonlord of Ashmouth

Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight

Blasting Station

Demonlord of Ashmouth

How it works

1. Activate Blasting Station by tapping it and sacrificing Demonlord of Ashmouth
2. When Demonlord of Ashmouth dies, its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
3. When Demonlord of Ashmouth enters, it and Blasting Station trigger.
4. Resolve the Blasting Station trigger, untapping it.
5. Holding priority, activate Blasting Station by tapping it and sacrificing Demonlord of Ashmouth
6. When Demonlord of Ashmouth dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
7. Repeat steps 3 through 5 once.
8. Repeat from step 2.
9. Resolve all Blasting Station abilities, dealing infinite damage to any target(s).