Remembrance, Mortuary, Crimson Kobolds, and Yahenni, Undying Partisan

Prerequisites

• Remembrance on the battlefield
• Mortuary on the battlefield
• Crimson Kobolds on the battlefield
• Yahenni, Undying Partisan on the battlefield

Steps

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

Results

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