Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight, Blasting Station, and Flayer of the Hatebound

Prerequisites

• Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight on the battlefield
• Blasting Station on the battlefield
• Flayer of the Hatebound on the battlefield

Steps

1. Activate Blasting Station by tapping it and sacrificing Flayer of the Hatebound When Flayer of the Hatebound dies, its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it
2. When Flayer of the Hatebound enters, it and Blasting Station triggers
3. Resolve the Flayer of the Hatebound trigger, dealing damage equal to its power to any target
4. Resolve the Blasting Station trigger, untapping it,
5. Activate Blasting Station by tapping it and sacrificing Flayer of the Hatebound When the creature dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it
6. Repeat steps 3 through 5 once
7. Resolve the Blasting Station abilities from step 1 and 6
8. Repeat

Results

• Infinite ETB
• Infinite LTB
• Infinite damage
• Infinite death triggers
• Infinite sacrifice triggers