Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight, Blasting Station, and Threefold Thunderhulk

Prerequisites

• Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight on the battlefield
• Blasting Station on the battlefield
• Threefold Thunderhulk on the battlefield

Steps

1. Activate Blasting Station by sacrificing Threefold Thunderhulk
2. When Threefold Thunderhulk dies, its persist ability triggers, returning it from your graveyard to the battlefield without a -1/-1 counter on it due to its replacement effect
3. When Threefold Thunderhulk enters, it and Blasting Station trigger
4. Resolve the Threefold Thunderhulk trigger, creating a number of 1/1 Golem artifact creature tokens equal to its power
5. When the Golems enter, Blasting Station triggers that many times
6. Resolve all Blasting Station triggers from this step and step 3, untapping it
7. Resolve the Blasting Station ability from step 1 Repeat

Results

• Infinite ETB
• Infinite LTB
• Infinite creature tokens
• Infinite damage
• Infinite death triggers
• Infinite sacrifice triggers
• Infinite mana creatures you control can produce
• Infinite untap of creatures you control