Galadriel of Lothlórien + Retreat to Coralhelm + Penance + Selesnya Sanctuary

Galadriel of Lothlórien

Retreat to Coralhelm

Penance

Selesnya Sanctuary

How it works

1. Play Selesnya Sanctuary.
2. When Selesnya Sanctuary enters the battlefield, it and Retreat to Coralhelm trigger.
3. Resolve the Selesnya Sanctuary trigger, returning it from the battlefield to your hand.
4. Holding priority, activate Penance by putting Selesnya Sanctuary from your hand onto the top of your library.
5. Resolve the Retreat to Coralhelm trigger, causing you to scry 1, ensuring to leave Selesnya Sanctuary on top of your library.
6. Galadriel triggers, putting Selesnya Sanctuary from the top of your library onto the battlefield tapped.
7. Repeat from step 2.