Activate Orochi Hatchery by paying {5} and tapping it, creating at least four 1/1 Snake creature tokens.
Activate Ashnod's Altar three times by sacrificing three Snakes, adding six {C}.
The Snakes die, triggering Synod Artificer, untapping Synod Artificer.
Activate Synod Artificer's second ability by paying {1} and tapping it, untapping Orochi Hatchery.
Repeat.

Infinite colorless mana

Infinite creature tokens

Infinite death triggers

Infinite creature ETB

Infinite creature LTB

Infinite creature sacrifice triggers

Infinite untap of noncreature artifacts you control

Synod Artificer

Orochi Hatchery

Thornbite Staff

Ashnod's Altar

Activate Orochi Hatchery by paying {5} and tapping it, creating at least four 1/1 Snake creature tokens.
Each Snake enters the battlefield, triggering Intruder Alarm that many times, untapping all creatures.
Activate Ashnod's Altar three times by sacrificing three Snakes, adding six {C}.
Activate Synod Artificer's second ability by paying {1} and tapping it, untapping Orochi Hatchery.
Repeat.

Infinite mana artifacts you control can produce

Infinite mana creatures you control can produce

Infinite untap of creatures

Infinite untap of artifacts you control

Intruder Alarm

Cast Orochi Hatchery by paying {0}.
Orochi Hatchery enters the battlefield as a copy of Cavalier of Dawn.
Copy of Cavalier of Dawn enter-the-battlefield ability triggers, destroying itself and creating you a 3/3 Golem token.
Copy of Cavalier of Dawn dies, triggering itself, returning Orochi Hatchery from your graveyard to your hand.
Repeat.

Infinite storm count

Cavalier of Dawn

Infinite Reflection

March of the Machines

Tap Barrage Ogre, sacrificing Orochi Hatchery to deal 2 damage to any target.
Tap Emry, targeting Orochi Hatchery.
Cast Orochi Hatchery.
Jeskai Ascendancy triggers, allowing you to loot.
Jeskai Ascendancy triggers, untapping all creatures you control and giving them +1/+1 until end of turn.
Repeat.

Infinite damage

Infinite looting

Infinitely large creatures you control until end of turn

Infinite untap of creatures you control

Emry, Lurker of the Loch

Jeskai Ascendancy

Barrage Ogre

Tap Orcish Vandal, sacrificing Orochi Hatchery to deal 2 damage to any target.
Tap Emry, targeting Orochi Hatchery.
Cast Orochi Hatchery.
Jeskai Ascendancy triggers, allowing you to loot.
Jeskai Ascendancy triggers, untapping all creatures you control and giving them +1/+1 until end of turn.
Repeat.

Orcish Vandal

Tap Orcish Mechanics, sacrificing Orochi Hatchery to deal 2 damage to any target.
Tap Emry, targeting Orochi Hatchery.
Cast Orochi Hatchery.
Jeskai Ascendancy triggers, allowing you to loot.
Jeskai Ascendancy triggers, untapping all creatures you control and giving them +1/+1 until end of turn.
Repeat.

Orcish Mechanics

Tap Embraal Gear-Smasher, sacrificing Orochi Hatchery to deal 2 damage to each opponent.
Tap Emry, targeting Orochi Hatchery.
Cast Orochi Hatchery.
Jeskai Ascendancy triggers, allowing you to loot.
Jeskai Ascendancy triggers, untapping all creatures you control and giving them +1/+1 until end of turn.
Repeat.

Embraal Gear-Smasher

Combos with "Orochi Hatchery"