Archon of Falling Stars, Animate Dead, and Yahenni, Undying Partisan

Prerequisites

• Archon of Falling Stars on the battlefield
• Animate Dead in the graveyard
• Yahenni, Undying Partisan on the battlefield

Steps

1. Activate Yahenni by sacrificing Archon of Falling Stars
2. When Archon of Falling Stars dies, it triggers, returning Animate Dead from your graveyard to the battlefield
3. When Animate Dead enters the battlefield, it triggers, returning Archon of Falling Stars from your graveyard to the battlefield, and attaching Animate Dead to it
4. Resolve the Yahenni ability, giving it indestructible until end of turn
5. Repeat

Results

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