Kitchen Finks, Thran Vigil, and Carrion Feeder

Prerequisites

• Kitchen Finks on the battlefield
• Thran Vigil on the battlefield
• Carrion Feeder on the battlefield

Steps

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

Results

• Infinite +1/+1 counters on a creature
• Infinite ETB
• Infinite LTB
• Infinite death triggers
• Infinite lifegain
• Infinite lifegain triggers
• Infinite sacrifice triggers