Ragost, Deft Gastronaut, Cauldron Familiar, Sword of the Meek, and Evereth, Viceroy of Plunder

Prerequisites

• Ragost, Deft Gastronaut on the battlefield
• Cauldron Familiar in the graveyard
• Sword of the Meek on the battlefield
• Evereth, Viceroy of Plunder on the battlefield

Steps

1. Activate Cauldron Familiar by sacrificing Sword of the Meek, which is a Food due to Ragost, returning Cauldron Familiar from your graveyard to the battlefield
2. When Cauldron Familiar enters, it and Sword of the Meek trigger
3. Resolve the Cauldron Familiar trigger, causing each opponent to lose 1 life and you to gain 1 life
4. Resolve the Sword of the Meek trigger, returning it from your graveyard to the battlefield attached to Cauldron Familiar
5. Activate Evereth by sacrificing Cauldron Familiar
6. Repeat

Results

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