Prerequisites
- Retreat to Coralhelm on the battlefield
- Storm Cauldron on the battlefield
- PuPu UFO on the battlefield
Steps
- Activate PuPu UFO by tapping it, putting a land card from your hand onto the battlefield
- When the land enters the battlefield, Retreat to Coralhelm triggers, untapping PuPu UFO
- Activate the land by tapping it, adding
- Storm Cauldron triggers, returning the land from your battlefield to your hand
- Repeat
Results
- Infinite landfall triggers
- Infinite mana lands you control that enter the battlefield untapped can produce
Required Cards 3
Retreat to Coralhelm
Enchantment
PuPu UFO
Artifact Creature — Construct Alien