Kiki-Jiki, Mirror Breaker + Felidar Guardianearly
Infinite creature tokens with haste, Infinite death triggers, Infinite creature ETB, Infinite creature LTB, Infinite creature sacrifice triggers
Kiki-Jiki, Mirror Breaker + Village Bell-Ringerearly
Infinite creature tokens with haste, Infinite death triggers, Infinite creature ETB, Infinite creature LTB, Infinite mana creatures you control can produce, Infinite creature sacrifice triggers, Infinite untap of creatures you control
Teferi's Protection + Worldfireearly
Each opponent's life total becomes 1, Exile all cards in hands and graveyards, Exile all permanents opponents control, Mass Land Denial
Arabella, Abandoned Doll + Storm Herd
Near-infinite damage, Near-infinite lifegain, Near-infinite creature ETB, Near-infinite creature tokens
Caduceus, Staff of Hermes + Pariah
Prevent all damage that would be dealt to you, Lock
Caduceus, Staff of Hermes + Pariah's Shield
Prevent all damage that would be dealt to you, Lock
Storm Herd + Impact Tremors
Near-infinite creature ETB, Near-infinite creature tokens, Near-infinite damage
Storm Herd + Molten Gatekeeper
Near-infinite creature ETB, Near-infinite creature tokens, Near-infinite damage
Storm Herd + Purphoros, God of the Forge
Near-infinite creature ETB, Near-infinite creature tokens, Near-infinite damage
Storm Herd + Witty Roastmaster
Near-infinite creature ETB, Near-infinite creature tokens, Near-infinite damage
Stuffy Doll + Pariah
Draw the game
Stuffy Doll + Pariah's Shield
Draw the game
The Jolly Balloon Man + Village Bell-Ringer
Infinite creature LTB, Infinite creature ETB, Infinite creature sacrifice triggers, Infinite death triggers, Infinite creature tokens with haste, 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.