Life Chisel, Kenrith, the Returned King, Carnival of Souls, and Su-Chi

Prerequisites

• Life Chisel on the battlefield
• Kenrith, the Returned King on the battlefield
• Carnival of Souls on the battlefield
• Su-Chi on the battlefield
• It is your upkeep
• available

Steps

1. Activate Life Chisel by sacrificing Su-Chi
2. Su-Chi triggers, adding
3. Resolve the Life Chisel trigger, gaining 4 life
4. Activate Kenrith's fifth ability by paying , returning Su-Chi from your graveyard to the battlefield
5. Su-Chi enters the battlefield, triggering Carnival of Souls, adding and causing you to lose 1 life
6. Repeat

Results

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