Retreat to Coralhelm + Squandered Resources + Groundskeeper + Sakura-Tribe Scout

Retreat to Coralhelm

Squandered Resources

Groundskeeper

Sakura-Tribe Scout

How it works

1. Activate a basic Forest by tapping it, adding .
2. Activate Squandered Resources by sacrificing a basic Forest, adding .
3. Activate Groundskeeper by paying 1, causing you to put the basic Forest from your graveyard into your hand.
4. Activate Sakura-Tribe Scout by tapping it, putting the basic Forest onto the battlefield from your hand.
5. The Forest enters the battlefield, triggering Retreat to Coralhelm, untapping Sakura-Tribe Scout.
6. Repeat.