Thornbite Staff, Spawning Pit, and Godsire

Prerequisites

• Thornbite Staff on the battlefield
• Spawning Pit on the battlefield
• Godsire on the battlefield

Steps

1. Activate Godsire by tapping it, creating a creature token
2. Activate Spawning Pit by sacrificing the creature token
3. When the creature token dies, Godsire triggers due to its ability granted to it by Thornbite Staff, untapping Godsire
4. Resolve the Spawning Pit ability, putting a charge counter on Spawning Pit Repeat

Results

• Infinite charge counters on a permanent
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers