Peregrin Took, Cauldron Familiar, Yahenni, Undying Partisan, and Desecrated Tomb

Prerequisites

• Peregrin Took on the battlefield
• Cauldron Familiar on the battlefield
• Yahenni, Undying Partisan on the battlefield
• Desecrated Tomb on the battlefield
• undefined

Steps

1. Activate Yahenni by sacrificing Cauldron Familiar
2. Activate Cauldron Familiar by sacrificing a Food, returning Cauldron Familiar to the battlefield from your graveyard
3. Cauldron Familiar and Desecrated Tomb trigger
4. Resolve the Desecrated Tomb trigger, creating a creature token and a Food token
5. Resolve the Cauldron Familiar trigger, causing each opponent to lose 1 life and you to gain 1 life
6. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite lifegain triggers
• Infinite lifegain
• Infinite creature tokens
• Infinite lifeloss