Arcum Dagsson + Genesis Chamber + Intruder Alarm + March of the Machines

U identity

Commander legal

The 4 combo pieces

• Arcum Dagsson
• Genesis Chamber
• Intruder Alarm
• March of the Machines

What must be in place

Arcum Dagsson does not have summoning sickness.

How to execute it

1. Activate Arcum Dagsson's Ability, sacrificing any other artifact creature.
2. When the card you search for enters the battlefield, it is an artifact creature due to March of the Machines, and thus triggers Intruder Alarm and Genesis Chamber.
3. Untap Arcum Dagsson with Intruder Alarm.
4. Generate a 1/1 Myr artifact creature token with Genesis Chamber.
5. Repeat the combo from the top by sacrificing the Myr token.

What the combo produces

• Infinite mana creatures you control can produce
• Infinite untap of creatures you control
• Put all noncreature artifact cards from your library onto the battlefield