Cloudstone Curio + Llanowar Scout + Retreat to Coralhelm

GU identity

Commander legal

The 3 combo pieces

• Cloudstone Curio
• Llanowar Scout
• Retreat to Coralhelm

What must be in place

You have a nonartifact land card in hand.

How to execute it

1. Activate Llanowar Scout by tapping it, putting a nonartifact land from your hand onto the battlefield.
2. When the land enters the battlefield, Retreat to Coralhelm and Cloudstone Curio trigger.
3. Resolve the Retreat to Coralhelm trigger, untapping Llanowar Scout.
4. Resolve the Cloudstone Curio trigger, returning any other nonartifact land from the battlefield to your hand.
5. If the land entered untapped and can produce mana, you may activate it by tapping it, adding at least {1}.
6. Repeat.

What the combo produces

• Infinite landfall triggers
• Infinite mana lands you control that enter the battlefield untapped can produce