Boss's Chauffeur + Reveillark + Seedship Broodtender + Thunder of Unity + Warren Soultrader
Boss's Chauffeur
Creature — Elf Citizen
Reveillark
Creature — Elemental
Seedship Broodtender
Creature — Insect Citizen
Thunder of Unity
Enchantment — Saga
Warren Soultrader
Creature — Zombie Goblin Wizard
Result
- Infinite artifact ETB
- Infinite artifact LTB
- Infinite artifact sacrifice triggers
- Infinite creature LTB
- Infinite creature ETB
- Infinite colored mana
- Infinite creature sacrifice triggers
- Infinite death triggers
- Infinite self-mill
- Infinite lifegain triggers
- Infinite lifegain
- Infinite creature tokens
- Infinite lifeloss
- Infinite +1/+1 counters on a creature
Combo data from Commander Spellbook.