Peregrin Took + Cauldron Familiar + Pitiless Plunderer + Carrion Feeder

Prerequisites

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Steps

1. 1Activate Carrion Feeder by sacrificing Cauldron Familiar.
2. 2When Cauldron Familiar dies, Pitiless Plunderer triggers, creating a Treasure and a Food artifact token.
3. 3Resolve the Carrion Feeder ability, putting a +1/+1 counter on it.
4. 4Activate Cauldron Familiar by sacrificing the Food, returning Cauldron Familiar to the battlefield from your graveyard.
5. 5When Cauldron Familiar enters the battlefield, it triggers, causing each opponent to lose 1 life and you to gain one life.
6. 6Repeat.

Effects

• Infinite +1/+1 counters on a creature
• Infinite colored mana
• Infinite death triggers
• Infinite ETB
• Infinite lifegain
• Infinite lifegain triggers
• Infinite lifeloss
• Infinite LTB
• Infinite sacrifice triggers
• Infinite Treasure tokens