Verdant Succession, Mortuary, and Yahenni, Undying Partisan

Prerequisites

• Verdant Succession on the battlefield
• Mortuary on the battlefield
• Yahenni, Undying Partisan on the battlefield

Steps

1. Activate Yahenni by sacrificing a green nontoken creature
2. When the creature dies, Verdant Succession and Mortuary trigger
3. Resolve the Mortuary trigger, putting the creature on top of your library from your graveyard
4. Resolve the Verdant Succession trigger, returning the creature from your library to the battlefield
5. Resolve the Yahenni ability
6. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers