Mortuary, Vein Ripper, Bolas's Citadel, and Phyrexian Dreadnought

Prerequisites

• Mortuary on the battlefield
• Vein Ripper on the battlefield
• Bolas's Citadel on the battlefield
• Phyrexian Dreadnought in the library
• available

Steps

1. Cast Phyrexian Dreadnought from the top of your library by paying 1 life
2. When Phyrexian Dreadnought enters, it triggers, causing you to sacrifice it
3. When Phyrexian Dreadnought dies, Mortuary and Vein Ripper trigger
4. Resolve the Mortuary trigger, putting Phyrexian Dreadnought from your graveyard onto the top of your library
5. Resolve the Vein Ripper trigger, causing you to gain 2 life and an opponent to lose 2 life
6. Repeat

Results

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