Kitchen Finks, Heliod, Sun-Crowned, and Yahenni, Undying Partisan

Prerequisites

• Kitchen Finks on the battlefield
• Heliod, Sun-Crowned on the battlefield
• Yahenni, Undying Partisan on the battlefield

Steps

1. Activate Yahenni by sacrificing Kitchen Finks
2. When Kitchen Finks dies, its persist ability triggers, returning Kitchen Finks from your graveyard to the battlefield with a -1/-1 counter on it
3. When Kitchen Finks enters the battlefield, it triggers, causing you to gain 2 life
4. Heliod triggers, putting a +1/+1 counter on Kitchen Finks
5. Resolve the Yahenni ability
6. Repeat

Results

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