Shilgengar, Sire of Famine, Cauldron Familiar, and Peregrin Took

Prerequisites

• Shilgengar, Sire of Famine on the battlefield
• Cauldron Familiar on the battlefield
• Peregrin Took on the battlefield

Steps

1. Activate Shilgengar's first ability by sacrificing Cauldron Familiar, creating a Food and Blood token
2. Activate Cauldron Familiar by sacrificing a Food, returning it from your graveyard to the battlefield
3. When Cauldron Familiar enters the battlefield, it triggers, causing each opponent to lose 1 life and you to gain 1 life
4. Repeat

Results

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