Dr. Madison Li, Intruder Alarm, Robobrain War Mind, and Arcbound Ravager

Prerequisites

• Dr
• Madison Li on the battlefield
• Intruder Alarm on the battlefield
• Robobrain War Mind in hand
• Arcbound Ravager on the battlefield
• available

Steps

1. Cast Robobrain War Mind by paying
2. When Robobrain War Mind enters, it and Intruder Alarm trigger
3. Resolve the Robobrain War Mind trigger, causing you to get for each artifact creature you control
4. Resolve the Intruder Alarm trigger, untapping all creatures
5. Activate Arcbound Ravager by sacrificing Robobrain War Mind
6. Activate Dr
7. Madison Li by tapping it and paying , returning Robobrain War Mind from your graveyard to the battlefield
8. Repeat from step 2

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite energy counters
• Infinite +1/+1 counters on Arcbound Ravager