Cauldron Familiar + Peregrin Took + Pitiless Plunderer + Viscera Seer
Cauldron Familiar
Creature — Cat
Peregrin Took
Legendary Creature — Halfling Citizen
Pitiless Plunderer
Creature — Human Pirate
Viscera Seer
Creature — Vampire Wizard
Result
- Infinite artifact ETB
- Infinite artifact LTB
- Infinite artifact sacrifice triggers
- Infinite artifact tokens
- Infinite colored mana
- Infinite death triggers
- Infinite creature ETB
- Infinite lifegain
- Infinite lifegain triggers
- Infinite lifeloss
- Infinite creature LTB
- Infinite creature sacrifice triggers
- Infinite Treasure tokens
- Infinite scry 1
Combo data from Commander Spellbook.