Cast Mutagen Man by paying {8}{G}{G} minus {1} for each Mutagen you control.
When Mutagen Man enters, it triggers, creating a number of Mutagen tokens.
At the beginning of your next upkeep, Mechanized Production triggers, creating a copy of the artifact it's attached to and causing you to win the game.

Win the game at the beginning of your next upkeep

Mutagen Man, Living Ooze

Mechanized Production

Activate a Mutagen by paying {0} due to Mutagen Man, tapping and sacrificing it, putting a +1/+1 counter on Lonis.
Lonis' second ability triggers, creating a Clue and a Mutagen token due to Donatello.
Repeat.

Infinite Clue tokens

Infinite +1/+1 counters on a creature

Lonis, Genetics Expert

Donatello, the Brains

Activate a Food by paying {0} (due to Sam and Mutagen Man) and tapping it.
Camellia triggers, creating a 1/1 Squirrel creature token and a Food token due to Peregrin Took.
Resolve the Food ability, causing you to gain 3 life.
Repeat.

Infinite ETB

Infinite Food tokens

Infinite card draw

Infinite creature tokens

Infinite draw triggers

Infinite lifegain

Infinite lifegain triggers

Sam, Loyal Attendant

Peregrin Took

Camellia, the Seedmiser

Put a +1/+1 counter on Scurry Oak.
Scurry Oak triggers, creating a creature token and a Mutagen token due to Donatello.
Activate the Mutagen by paying {0} due to Mutagen Man, tapping and sacrificing it, putting a +1/+1 counter on Scurry Oak.
Repeat from step 2.

Scurry Oak

Activate Chrome Dome by paying {5}, creating a token copy of Basalt Monolith.
Activate the Basalt Monolith token's first ability by tapping it, adding {C}{C}{C}.
Activate the Basalt Monolith token's second ability by paying {2} due to Mutagen Man, untapping it.
Repeat from step 2.

Infinite LTB

Infinite colorless mana

Infinite copies of artifacts you control with haste

Infinite creature tokens with haste

Infinite death triggers

Infinite sacrifice triggers

Basalt Monolith

Chrome Dome

Activate Cogwork Assembler by paying {7}, creating a token copy of Basalt Monolith.
Activate the Basalt Monolith token's first ability by tapping it, adding {C}{C}{C}.
Activate the Basalt Monolith token's second ability by paying {2} due to Mutagen Man, untapping it.
Repeat from step 2.

Cogwork Assembler

Activate Summoning Station by tapping it, creating a 2/2 Pincher creature token and a Mutagen token due to Donatello.
Activate the Mutagen by paying {0} due to Mutagen Man, tapping and sacrificing it.
Summoning Station triggers, untapping it.
Resolve the Mutagen ability, putting a +1/+1 counter on a creature you control.
Repeat.

Infinite +1/+1 counters on creatures you control

Summoning Station

Activate a Mutagen by paying {0} due to Mutagen Man, tapping and sacrificing it, putting a +1/+1 counter on Berta.
Berta and Animation Module trigger.
Resolve the Berta trigger, adding {1}.
Resolve the Animation Module trigger, causing you to pay {1} to create a 1/1 Servo artifact creature token and a Mutagen token.
Repeat.

Animation Module

Berta, Wise Extrapolator

Cast Mutagen Man by paying {3}{G}{G}.
When Mutagen Man enters, it triggers, creating three token copies of Biovisionary due to Esix.
At the beginning of your end step, each Biovisionary triggers.
Resolve the first Biovisionary trigger, causing you to win the game.

Win the game

Esix, Fractal Bloom

Biovisionary

Activate a Mutagen by paying {0} due to Mutagen Man, tapping and sacrificing it, putting a +1/+1 counter on Crystalline Crawler.
Animation Module triggers. Holding priority, activate Crystalline Crawler's first ability by removing a +1/+1 counter from it, adding {1}.
Resolve the Animation Module trigger, causing you to pay {1} to create a 1/1 Servo artifact creature token and a Mutagen token.
Repeat.

Crystalline Crawler

Activate a Mutagen by paying {0} due to Mutagen Man, tapping and sacrificing it, putting a +1/+1 counter on Workhorse.
Animation Module triggers. Holding priority, activate Workhorse by removing a +1/+1 counter from it, adding {C}.
Resolve the Animation Module trigger, causing you to pay {1} to create a 1/1 Servo artifact creature token and a Mutagen token.
Repeat.

Combos with "Mutagen Man, Living Ooze"