Bolas's Citadel, Mortuary, and Darkheart Sliver

Prerequisites

• Bolas's Citadel on the battlefield
• Mortuary on the battlefield
• Darkheart Sliver 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 three life
4. Cast Darkheart Sliver from the top of your library by paying two life
5. Repeat

Results

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