1 Breeding Pool
1 Cavern of Souls
1 Command Tower
1 Exotic Orchard
1 Fabled Passage
5 Forest
1 Gaea's Cradle
1 Hinterland Harbor
15 Island
1 Misty Rainforest
1 Path of Ancestry
1 Rejuvenating Springs
1 Reliquary Tower
1 Svyelunite Temple
1 Tropical Island
1 Unclaimed Territory
1 Wasteland
1 Yavimaya Coast
1 Yavimaya, Cradle of Growth
1 Aquitect's Will
1 Arcane Denial
1 Benthic Biomancer
1 Bident of Thassa
1 Burgeoning
1 Cenote Scout
1 Cold-Eyed Selkie
1 Counterspell
1 Danny Pink
1 Deeproot Elite
1 Deeproot Pilgrimage
1 Deeproot Waters
1 Deeproot Wayfinder
1 Emperor Mihail II
1 Exploration
1 Filter Out
1 Gray Harbor Merfolk
1 Hakbal of the Surging Soul
1 Hardened Scales
1 Herald of Secret Streams
1 Jadelight Ranger
1 Jadelight Spelunker
1 Jadzi, Oracle of Arcavios // Journey to the Oracle
1 Kiora's Follower
1 Lord of Atlantis
1 Master of the Pearl Trident
1 Merfolk Cave-Diver
1 Merfolk Looter
1 Merfolk Mistbinder
1 Merfolk Skydiver
1 Merfolk Sovereign
1 Merfolk Trickster
1 Merrow Reejerey
1 Mist-Cloaked Herald
1 Nicanzil, Current Conductor
1 Ozolith, the Shattered Spire
1 Raise the Palisade
1 Ripples of Potential
1 River Sneak
1 River's Rebuke
1 Seafloor Oracle
1 Sentinel of the Nameless City
1 Silvergill Adept
1 Sol Ring
1 Stonybrook Banneret
1 Svyelun of Sea and Sky
1 Tatyova, Benthic Druid
1 Thada Adel, Acquisitor
1 Thieving Skydiver
1 Thrasios, Triton Hero
1 Tide Shaper
1 Tishana's Tidebinder
1 Topography Tracker
1 Triton Shorestalker
1 True-Name Nemesis
1 Twists and Turns // Mycoid Maze
1 Vapor Snag
1 Vodalian Hexcatcher
1 Wave Goodbye
1 Whirlpool Rider
1 Witness Protection
1 Wonder
1 Wrenn and Seven
Sideboard:
1 Coastal Piracy
1 Deeproot Historian
1 Distant Melody
1 Jungleborn Pioneer
1 Kumena, Tyrant of Orazca
1 Manabond
1 Merfolk Branchwalker
1 Mist Dancer
1 Pongify
1 Rapid Hybridization
1 River Herald Scout
1 Roaming Throne
1 Sage of the Falls
1 Shaper Apprentice
1 Summer Bloom
1 Tributary Instructor
1 Wistful Selkie