Blood Pet, Mortuary, and Grim Haruspex

Prerequisites

• Blood Pet on the battlefield
• Mortuary on the battlefield
• Grim Haruspex on the battlefield

Steps

1. Activate Blood Pet by sacrificing itself, adding
2. Blood Pet dies, triggering Grim Haruspex and Mortuary
3. Resolve the Mortuary trigger, putting Blood Pet on top of your library from your graveyard
4. Resolve the Grim Haruspex trigger, causing you to draw Blood Pet
5. Cast Blood Pet by paying
6. Repeat

Results

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