1 Cold-Eyed Selkie
1 Coralhelm Commander
1 Counterspell
1 Deepchannel Mentor
1 Deeproot Elite
1 Deeproot Waters
1 Explosive Vegetation
1 Forerunner of the Heralds
1 Growing Rites of Itlimoc // Itlimoc, Cradle of the Sun
1 Hadana's Climb // Winged Temple of Orazca
1 Harbinger of the Tides
1 Hardened Scales
1 Harvest Season
1 Herald of Secret Streams
1 Kopala, Warden of Waves
1 Kumena, Tyrant of Orazca
1 Kumena's Awakening
1 Lord of Atlantis
1 Lullmage Mentor
1 Master of the Pearl Trident
1 Master of Waves
1 Merfolk Mistbinder
1 Merfolk Sovereign
1 Merrow Commerce
1 Merrow Harbinger
1 Merrow Reejerey
1 Murkfiend Liege
1 Mystic Remora
1 Prime Speaker Zegana
1 Rampant Growth
1 Seafloor Oracle
1 Seahunter
1 Shapers of Nature
1 Shapers' Sanctuary
1 Silvergill Adept
1 Simic Signet
1 Sol Ring
1 Spreading Seas
1 Stonybrook Banneret
1 Stormtide Leviathan
1 Surgespanner
1 Swiftfoot Boots
1 Thada Adel, Acquisitor
1 Thought Vessel
1 Thrasios, Triton Hero
1 Tidal Warrior
1 Tishana, Voice of Thunder
1 Vanquisher's Banner
1 Vorel of the Hull Clade
1 Waker of the Wilds
Sideboard: