Mortuary, Darkheart Sliver, and Gwenom, Remorseless

Prerequisites

• Mortuary on the battlefield
• Darkheart Sliver on the battlefield
• Gwenom, Remorseless on the battlefield

Steps

1. Activate Darkheart Sliver by sacrificing it
2. When Darkheart Sliver dies, Mortuary triggers, putting Darkheart Sliver on top of your library from your graveyard
3. Resolve the Darkheart Sliver ability, causing you to gain 3 life
4. Cast Darkheart Sliver from the top of your library by paying 2 life
5. Repeat

Results

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