Requires

Thawing Glaciers must be on the battlefield. Retreat to Coralhelm must be on the battlefield. Lotus Cobra must be on the battlefield. Hope Tender must be on the battlefield. Mana needed:

Steps

1. Activate Thawing Glaciers by paying and tapping it, searching your library for a basic land card and putting it onto the battlefield tapped.
2. The land enters the battlefield, triggering Retreat to Coralhelm and Lotus Cobra.
3. Resolve the Lotus Cobra trigger, adding .
4. Resolve the Retreat to Coralhelm trigger, untapping Hope Tender.
5. Activate Hope Tender's second ability by paying , tapping and exerting it, untapping Thawing Glaciers and the basic land.
6. Activate the basic land by tapping it, adding .
7. Repeat.

Results