Kiki-Jiki, Mirror Breaker, and Port Razer

Prerequisites

• Kiki-Jiki, Mirror Breaker on the battlefield
• Port Razer on the battlefield

Steps

1. Activate Kiki-Jiki by tapping it, creating a token copy of Port Razer with haste
2. Declare the Port Razer token as an attacker
3. When the Port Razer token deals combat damage, it triggers, causing you to untap all creatures you control and get another combat phase after this one
4. Repeat

Results

• Infinite combat damage
• Infinite combat phases
• Infinite creature tokens with haste
• Infinite damage
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite mana creatures you control can produce
• Infinite sacrifice triggers
• Infinite untap of creatures you control