Galadriel of Lothlórien + Retreat to Coralhelm + Penance + Guildless Commons

Galadriel of Lothlórien

Retreat to Coralhelm

Penance

Guildless Commons

How it works

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