Mortuary, Skirk Prospector, Proper Burial, and Bolas's Citadel

Prerequisites

• Mortuary on the battlefield
• Skirk Prospector on the battlefield
• Proper Burial on the battlefield
• Bolas's Citadel on the battlefield

Steps

1. Activate Skirk Prospector by sacrificing it
2. When Skirk Prospector dies, Mortuary and Proper Burial trigger
3. Resolve the Mortuary trigger, putting Skirk Prospector from your graveyard onto the top of your library
4. Resolve the Proper Burial trigger, causing you to gain 1 life Cast Skirk Prospector from the top of your library by paying 1 life
5. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite lifegain triggers
• Infinite storm count
• Infinite red mana