Gravecrawler, Pitiless Plunderer, and Umbral Collar Zealot

Prerequisites

• Gravecrawler on the battlefield
• Pitiless Plunderer on the battlefield
• Umbral Collar Zealot on the battlefield

Steps

1. Activate Umbral Collar Zealot by sacrificing Gravecrawler
2. When Gravecrawler dies, Pitiless Plunderer triggers, creating a Treasure token
3. Resolve the Umbral Collar Zealot ability
4. Activate the Treasure token by tapping and sacrificing it, adding
5. Cast Gravecrawler from your graveyard by paying
6. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite storm count
• Infinite surveil 1