Dr. Madison Li + Decoction Module + Intruder Alarm + Myr Battlesphere + Ashnod's Altar
Dr. Madison Li
Decoction Module
Intruder Alarm
Myr Battlesphere
Ashnod's Altar
Infinite colorless manaInfinite creature tokensInfinite death triggersInfinite creature ETBInfinite creature LTBInfinite mana creatures you control can produceInfinite creature sacrifice triggersInfinite untap of creatures
How it works
Activate Dr Madison Li's third ability by tapping it and paying EEEEE, returning Myr Battlesphere from your graveyard to the battlefield.
When Myr Battlepshere enters the battlefield, it, Intruder Alarm and Decoction Module triggers.
Resolve the Intruder Alarm trigger, untapping all creatures.
Resolve the Decoction Module trigger, causing you to get E.
Resolve the Myr Battlesphere trigger, creating four 1/1 Myr artifact creature tokens.
When the Myrs enter the battlefield, Intruder Alarm and Decoction Module trigger four times.
Resolve all Intruder Alarm triggers, untapping all creatures.
Resolve all Decoction Module triggers, causing you to get EEEE.
Activate Ashnod's Altar by sacrificing Myr Battlesphere, adding CC.