1 Castle Vantress
1 Coral Atoll
1 Desert of the Mindful
25 Island
1 Lonely Sandbar
1 Mystic Sanctuary
1 Reliquary Tower
1 Remote Isle
1 Rogue's Passage
1 Soaring Seacliff
1 Adaptive Automaton
1 Aether Vial
1 Aetherize
1 Aetherspouts
1 Benthic Biomancer
1 Caged Sun
1 Callaphe, Beloved of the Sea
1 Coralhelm Commander
1 Counterspell
1 Cryptic Command
1 Cursecatcher
1 Deepchannel Mentor
1 Deeproot Waters
1 Disallow
1 Door of Destinies
1 Dowsing Dagger // Lost Vale
1 Empress Galina
1 Fierce Guardianship
1 Force of Negation
1 Hall of Triumph
1 Herald's Horn
1 Jwari Disruption // Jwari Ruins
1 Kefnet's Monument
1 Kindred Discovery
1 Kopala, Warden of Waves
1 Lightning Greaves
1 Lord of Atlantis
1 Master of the Pearl Trident
1 Master of Waves
1 Merfolk Sovereign
1 Merrow Commerce
1 Merrow Reejerey
1 Midnight Clock
1 Mist-Cloaked Herald
1 Muddle the Mixture
1 Negate
1 Opt
1 Pact of Negation
1 Ponder
1 Pongify
1 Preordain
1 Rapid Hybridization
1 Rhystic Study
1 Rishadan Dockhand
1 River Sneak
1 Seafloor Oracle
1 Seahunter
1 Sigil Tracer
1 Silvergill Adept
1 Sol Ring
1 Stoneforge Masterwork
1 Stonybrook Banneret
1 Subtlety
1 Svyelun of Sea and Sky
1 Swiftfoot Boots
1 Sword of Hearth and Home
1 Sword of the Animist
1 Thassa, God of the Sea
1 Thassa's Oracle
1 Thieving Skydiver
1 Tidal Courier
1 Tide Shaper
1 Vanquisher's Banner
1 Vodalian Hexcatcher
1 Wanderwine Prophets

Sideboard: