Ashiok's Reaper, Mortuary, Phyrexian Altar, and Gnarled Scarhide

Prerequisites

• Ashiok's Reaper on the battlefield
• Mortuary on the battlefield
• Phyrexian Altar on the battlefield
• Gnarled Scarhide on the battlefield

Steps

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

Results

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