Myr Turbine, Clock of Omens, and Doubling Season

Prerequisites

• Myr Turbine on the battlefield
• Clock of Omens on the battlefield
• Doubling Season on the battlefield

Steps

1. Activate Myr Turbine's first ability by tapping it, creating two 1/1 Myr artifact creature tokens
2. Activate Clock of Omens by tapping the two Myr tokens, untapping Myr Turbine
3. Repeat

Results

• Infinite ETB
• Infinite tapped creature tokens