Infinite colorless mana, Infinite death triggers, Infinite ETB, Infinite LTB, Infinite sacrifice triggers, Infinite storm count
Cast Metalwork Colossus by paying at most .
Mirrodin Besieged triggers, creating a 1/1 Myr artifact creature token.
When Metalwork Colossus enters the battlefield, Genesis Chamber triggers, creating a 1/1 Myr artifact creature token.
Activate Krark-Clan Ironworks by sacrificing Metalwork Colossus, adding .
Activate Metalwork Colossus by sacrificing the two Myrs, returning it from your graveyard to your hand.
Repeat.
Component Cards
How It Works
Cast Metalwork Colossus by paying at most .
Mirrodin Besieged triggers, creating a 1/1 Myr artifact creature token.
When Metalwork Colossus enters the battlefield, Genesis Chamber triggers, creating a 1/1 Myr artifact creature token.
Activate Krark-Clan Ironworks by sacrificing Metalwork Colossus, adding .
Activate Metalwork Colossus by sacrificing the two Myrs, returning it from your graveyard to your hand.
Repeat.