Aggravated Assault + Kami of Whispered Hopesearly
Infinite colored mana, Infinite combat phases, Infinite untap of creatures you control, Infinite mana creatures you control can produce
Staff of Domination + Bloom Tenderearly
Infinite lifegain triggers, Infinite lifegain, Infinite card draw, Infinite untap of creatures you control, Infinite draw triggers, Infinite mana creatures you control can produce, Infinite colored mana
Staff of Domination + Gyre Sageearly
Infinite card draw, Infinite draw triggers, Infinite lifegain, Infinite lifegain triggers, Infinite mana creatures you control can produce, Infinite untap of creatures you control, Infinite green mana
Staff of Domination + Priest of Titaniaearly
Infinite card draw, Infinite draw triggers, Infinite lifegain, Infinite lifegain triggers, Infinite untap of creatures you control, Infinite mana creatures you control can produce, Infinite green mana
Umbral Mantle + Fanatic of Rhonasearly
Infinite green mana, Infinitely large creature until end of turn, Infinite untap of creatures you control, Infinite mana creatures you control can produce
Umbral Mantle + Gyre Sageearly
Infinite green mana, Infinitely large creature until end of turn, Infinite untap of creatures you control, Infinite mana creatures you control can produce
Umbral Mantle + Incubation Druidearly
Infinitely large creature until end of turn
Umbral Mantle + Priest of Titaniaearly
Infinite green mana, Infinitely large creature until end of turn, Infinite untap of creatures you control, Infinite mana creatures you control can produce
Aggravated Assault + Nature's Will
Infinite combat damage, Infinite combat phases, Infinite mana creatures you control can produce, Infinite untap of creatures you control, Infinite mana lands you control can produce, Infinite untap of lands you control
Aggravated Assault + Old Gnawbone
Infinite colored mana, Infinite combat phases, Infinite Treasure tokens, Infinite untap of creatures you control, Infinite mana creatures you control can produce
Aggravated Assault + Selvala, Heart of the Wilds
Infinite colored mana, Infinite combat phases, Infinite untap of creatures you control, Infinite mana creatures you control can produce
Hellkite Charger + Nature's Will
Infinite combat damage, Infinite combat phases, Infinite mana lands you control can produce, Infinite untap of lands you control
Hellkite Charger + Sword of Feast and Famine
Infinite combat damage, Infinite combat phases, Infinite damage, Opponents discard their hands, Infinite mana lands you control can produce, Infinite untap of lands you control
Old Gnawbone + Hellkite Charger
Infinite colored mana, Infinite combat damage, Infinite combat phases, Infinite Treasure tokens
Savage Ventmaw + Aggravated Assault
Infinite combat damage, Infinite combat phases, Infinite green mana, Infinite mana creatures you control can produce, Infinite red mana, Infinite untap of creatures you control
Staff of Domination + Circle of Dreams Druid
Infinite card draw, Infinite draw triggers, Infinite lifegain, Infinite lifegain triggers, Infinite mana creatures you control can produce, Infinite untap of creatures you control, Infinite green mana
Staff of Domination + Kami of Whispered Hopes
Infinite card draw, Infinite colored mana, Infinite draw triggers, Infinite lifegain, Infinite lifegain triggers, Infinite mana creatures you control can produce, Infinite untap of creatures you control
Staff of Domination + Marwyn, the Nurturer
Infinite card draw, Infinite draw triggers, Infinite lifegain, Infinite lifegain triggers, Infinite mana creatures you control can produce, Infinite untap of creatures you control, Infinite green mana
Staff of Domination + Selvala, Heart of the Wilds
Infinite card draw, Infinite colored mana, Infinite draw triggers, Infinite lifegain, Infinite lifegain triggers, Infinite mana creatures you control can produce, Infinite untap of creatures you control
Sword of Feast and Famine + Aggravated Assault
Infinite combat phases
Umbral Mantle + Circle of Dreams Druid
Infinite green mana, Infinitely large creature until end of turn, Infinite untap of creatures you control, Infinite mana creatures you control can produce
Umbral Mantle + Kami of Whispered Hopes
Infinite colored mana, Infinitely large creature until end of turn, Infinite untap of creatures you control, Infinite mana creatures you control can produce
Umbral Mantle + Marwyn, the Nurturer
Infinite green mana, Infinitely large creature until end of turn, Infinite untap of creatures you control, Infinite mana creatures you control can produce
Umbral Mantle + Selvala, Heart of the Wilds
Infinite colored mana, Infinitely large creature until end of turn, Infinite untap of creatures you control, Infinite mana creatures you control can produce
Combo data from Commander Spellbook. “Early” combos (cheap enough to win in the first few turns) put a deck at Bracket 4; the rest are at home in Bracket 3.