Mortuary, Aetherflux Reservoir, Viscera Seer, and Gwenom, Remorseless

Prerequisites

• Mortuary on the battlefield
• Aetherflux Reservoir on the battlefield
• Viscera Seer on the battlefield
• Gwenom, Remorseless on the battlefield

Steps

1. Activate Viscera Seer by sacrificing it
2. When Viscera Seer dies, Mortuary triggers, putting Viscera Seer from your graveyard onto the top of your library
3. Resolve the Viscera Seer ability
4. Cast Viscera Seer from the top of your library by paying 1 life
5. Aetherflux Reservoir triggers, causing you to gain 1 life for each spell you've cast this turn
6. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite scry 1
• Infinite lifegain triggers
• Infinite lifegain
• Infinite storm count
• Infinite damage