1 Castle Vantress
4 Ipnu Rivulet
20 Island
1 Ashiok, Dream Render
4 Chronic Flooding
4 Drowned Secrets
1 Gadwick, the Wizened
1 Jace, Wielder of Mysteries
4 Merfolk Secretkeeper // Venture Deeper
2 Opt
2 Search for Azcanta // Azcanta, the Sunken Ruin
4 Strategic Planning
4 Supreme Verdict
4 Thassa's Oracle
4 Treasure Cruise
Sideboard: