Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight, Blasting Station, and Cultivator of Blades

Prerequisites

• Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight on the battlefield
• Blasting Station on the battlefield
• Cultivator of Blades on the battlefield

Steps

1. Activate Blasting Station by tapping it and sacrificing Cultivator of Blades
2. When Cultivator of Blades dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it
3. When Cultivator of Blades enters, its fabricate ability and Blasting Station trigger
4. Resolve the Cultivator of Blades ability, putting a +1/+1 counter on it
5. Resolve the Blasting Station trigger, untapping it
6. Resolve the Blasting Station ability from step 1
7. Repeat

Results

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