Kiki-Jiki, Mirror Breaker, and Corridor Monitor

Prerequisites

• Kiki-Jiki, Mirror Breaker on the battlefield
• Corridor Monitor on the battlefield

Steps

1. Activate Kiki-Jiki by tapping it, creating a token copy of Corridor Monitor with haste
2. When the Corridor Monitor token enters, it triggers, untapping Kiki-Jiki Repeat

Results

• Infinite creature tokens with haste
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite death triggers