Ashiok's Reaper, Mortuary, Phyrexian Altar, and Hopeful Eidolon

Prerequisites

• Ashiok's Reaper on the battlefield
• Mortuary on the battlefield
• Phyrexian Altar on the battlefield
• Hopeful Eidolon on the battlefield

Steps

1. Activate Phyrexian Altar by sacrificing Hopeful Eidolon, adding
2. When Hopeful Eidolon dies, Mortuary and Ashiok's Reaper trigger
3. Resolve the Mortuary trigger, putting Hopeful Eidolon on top of your library from your graveyard
4. Resolve the Ashiok's Render trigger, causing you to draw Hopeful Eidolon from your library
5. Cast Hopeful Eidolon by paying
6. Repeat

Results

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