Cogwork Assembler, Boommobile, and Yarok, the Desecrated

Prerequisites

• Cogwork Assembler on the battlefield
• Boommobile on the battlefield
• Yarok, the Desecrated on the battlefield
• available

Steps

1. Activate Cogwork Assembler by paying , creating a token copy of Boommobile
2. When the Boommobile token enters the battlefield, it triggers twice, adding that can only be spent to activate abilities
3. Repeat

Results

• Infinite damage
• Infinite colored mana that can only be spent to activate abilities
• Infinite copies of artifacts you control