1 Blighted Cataract
12 Forest
14 Island
1 Lonely Sandbar
1 Simic Growth Chamber
1 Temple of Mystery
1 Thornwood Falls
1 Unknown Shores
1 Aquatic Incursion
1 Aquitect's Will
1 Benthicore
1 Brainstorm
1 Claustrophobia
1 Cold-Eyed Selkie
1 Concentrate
1 Counterspell
1 Cultivate
1 Curse of Bounty
1 Deeproot Elite
1 Deeproot Waters
1 Engulf the Shore
1 Essence Scatter
1 Fallowsage
1 Forerunner of the Heralds
1 Gift of Strength
1 Harbinger of the Tides
1 Harvest Season
1 Herald of Secret Streams
1 Inkfathom Divers
1 Kiora's Follower
1 Kopala, Warden of Waves
1 Kumena, Tyrant of Orazca
1 Life Goes On
1 Lullmage Mentor
1 Manalith
1 Master of the Pearl Trident
1 Master of Waves
1 Merfolk Looter
1 Merfolk Mistbinder
1 Merfolk Skydiver
1 Merfolk Sovereign
1 Merfolk Wayfinder
1 Merrow Commerce
1 Merrow Levitator
1 Merrow Reejerey
1 Mind Spring
1 Misdirection
1 Murkfiend Liege
1 Omen of the Sea
1 Opt
1 Ponder
1 Prime Speaker Zegana
1 Quest for Renewal
1 Rewind
1 Riptide Pilferer
1 Rootwater Hunter
1 Scroll Thief
1 Seafloor Oracle
1 Seahunter
1 Streambed Aquitects
1 Sunset Pyramid
1 Surgespanner
1 Tidal Courier
1 Tidal Warrior
1 Tidebinder Mage
1 Tishana, Voice of Thunder
1 Triton Tactics
1 Unsummon
1 Vineshaper Mystic
1 Vodalian Illusionist
1 Vorel of the Hull Clade
1 Wake Thrasher
1 Waterspout Weavers
1 Watertrap Weaver
1 Wild Pair
Sideboard:
1 Countervailing Winds
1 Crushing Canopy
1 Inspiring Call
1 Psychic Impetus
1 Tidal Wave