Kiki-Jiki, Mirror Breaker, Lightning Crafter, and Panharmonicon

Prerequisites

• Kiki-Jiki, Mirror Breaker on the battlefield
• Lightning Crafter on the battlefield
• Panharmonicon on the battlefield

Steps

1. Activate Kiki-Jiki by tapping it, creating a token copy of Lightning Crafter with haste
2. The Lightning Crafter token enters the battlefield, triggering its champion ability twice
3. Resolve the first trigger, championing Kiki-JIki
4. Activate the Lightning Crafter token by tapping it, dealing 3 damage to any target
5. Resolve the second trigger from step 2, sacrificing the Lightning Crafter token
6. When the Lightning Crafter token leaves the battlefield, it triggers, returning Kiki-Jiki from exile to the battlefield
7. Repeat

Results

• Infinite damage
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers