Clock of Omens + Ertha Jo, Frontier Mentor + Liquimetal Coating

RW identity

Commander legal

The 3 combo pieces

• Clock of Omens
• Ertha Jo, Frontier Mentor
• Liquimetal Coating

How to execute it

1. Activate Liquimetal Coating by tapping it, giving the creature with a tap trigger the artifact type.
2. Activate Clock of Omens by tapping it and the creature with a tap trigger, targeting the creature.
3. Ertha Jo and the creature trigger.
4. Resolve the creature's trigger.
5. Resolve the Ertha Jo trigger, copying Clock of Omens' ability, targeting Clock of Omens.
6. Resolve both Clock of Omens abilities, untapping it and the creature tapped in step 2.
7. Repeat from step 2.

What the combo produces

• Infinite triggers from the creature with a tap trigger