Meloku the Clouded Mirror, Retreat to Coralhelm, and PuPu UFO

Prerequisites

• Meloku the Clouded Mirror on the battlefield
• Retreat to Coralhelm on the battlefield
• PuPu UFO on the battlefield

Steps

1. Activate PuPu UFO by tapping it, putting the land from your hand onto the battlefield
2. When the land enters the battlefield, Retreat to Coralhelm triggers, untapping PuPu UFO
3. Activate the land by tapping it, adding at least
4. Activate Meloku by paying and returning the land from the battlefield to your hand, creating a 1/1 Illusion creature token
5. Repeat

Results

• Infinite ETB
• Infinite creature tokens
• Infinite landfall triggers