Remembrance, Mortuary, Phyrexian Walker, and Yahenni, Undying Partisan

Prerequisites

• Remembrance on the battlefield
• Mortuary on the battlefield
• Phyrexian Walker on the battlefield
• Yahenni, Undying Partisan on the battlefield

Steps

1. Activate Yahenni by sacrificing Phyrexian Walker
2. When Phyrexian Walker dies, Mortuary and Remembrance trigger
3. Resolve the Mortuary trigger, putting Phyrexian Walker from your graveyard on top of your library
4. Resolve the Remembrance trigger, searching your library for Phyrexian Walker and putting it into your hand
5. Resolve the Yahenni ability
6. Cast Phyrexian Walker by paying
7. Repeat

Results

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