Prosper, Tome-Bound, Unlicensed Hearse, Eternal Scourge, Ashnod's Altar, and Thornbite Staff

Prerequisites

• Prosper, Tome-Bound on the battlefield
• Unlicensed Hearse on the battlefield
• Eternal Scourge on the battlefield
• Ashnod's Altar on the battlefield
• Thornbite Staff on the battlefield
• You have a way to cause Unlicensed Hearse to become a creature this turn
• Unlicensed Hearse does not have summoning sickness
• available

Steps

1. Cause Unlicensed Hearse to become a creature
2. Activate Thornbite Staff's equip ability by paying , attaching it to Unlicensed Hearse
3. Activate Ashnod's Altar by sacrificing Eternal Scourge, adding
4. Eternal Scourge dies, triggering Unlicensed Hearse, untapping Unlicensed Hearse
5. Activate Unlicensed Hearse by tapping it, exiling Eternal Scourge from your graveyard
6. Cast Eternal Scourge from exile by paying
7. Prosper triggers, creating a Treasure token
8. Activate the Treasure token by tapping and sacrificing it, adding
9. Repeat from step 3

Results

• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite storm count