Activate Arcum Dagsson, sacrificing the extra artifact creature to tutor any noncreature artifact to play.
The tutored card ETBs as a creature due to March of the Machines, triggering Intruder Alarm.
Untap Arcum Dagsson and Myr Turbine (also a creature due to March of the Machines) with Intruder Alarm.
Activate Myr Turbine to create a 1/1 Myr artifact creature token.
Repeat the loop, sacrificing the newly generated Myr, to tutor all noncreature artifacts from your library to play.

Tutor all noncreature artifact cards from your library to the battlefield

Arcum Dagsson

March of the Machines

Myr Turbine

Intruder Alarm

Activate Arcum Dagsson's Ability, sacrificing any other artifact creature.
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.
Untap Arcum Dagsson with Intruder Alarm.
Generate a 1/1 Myr artifact creature token with Genesis Chamber.
Repeat the combo from the top by sacrificing the Myr token.

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