Wilhelt, the Rotcleaver, Shambling Ghast, Chthonian Nightmare, and Phyrexian Altar

Prerequisites

• Wilhelt, the Rotcleaver on the battlefield
• Shambling Ghast on the battlefield
• Chthonian Nightmare in hand
• Phyrexian Altar on the battlefield

Steps

1. Activate Phyrexian Altar by sacrificing Shambling Ghast, adding
2. When Shambling Ghast dies, it and Wilhelt's first ability trigger
3. Resolve the Shambling Ghast trigger, creating a Treasure token
4. Resolve the Wilhelt trigger, creating a 2/2 Zombie creature token with decayed
5. Activate the Treasure by tapping and sacrificing it, adding
6. Cast Chthonian Nightmare by paying
7. When Chthonian Nightmare enters the battlefield, it triggers, causing you to get
8. Activate Chthonian Nightmare by paying , sacrificing the Zombie token, and returning Chthonian Nightmare from the battlefield to your hand, returning Shambling Ghast from your graveyard to the battlefield
9. Repeat

Results

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