1 Barkchannel Pathway // Tidechannel Pathway
1 Breeding Pool
1 Command Tower
1 Dreamroot Cascade
1 Evolving Wilds
1 Flooded Grove
3 Forest
1 Hinterland Harbor
8 Island
1 Misty Rainforest
1 Path of Ancestry
1 Rejuvenating Springs
1 Reliquary Tower
1 Secluded Courtyard
1 Simic Growth Chamber
1 Simic Guildgate
1 Temple of Mystery
1 Thornwood Falls
1 Tropical Island
1 Unclaimed Territory
1 Vineglimmer Snarl
1 Woodland Stream
1 Yavimaya Coast
1 Aquitect's Will
1 Arcane Signet
1 Beast Within
1 Benthic Biomancer
1 Bident of Thassa
1 Cold-Eyed Selkie
1 Counterspell
1 Cultivate
1 Deeproot Elite
1 Deeproot Waters
1 Distant Melody
1 Fallowsage
1 Fierce Guardianship
1 Forerunner of the Heralds
1 Growth Spiral
1 Harbinger of the Tides
1 Harvest Season
1 Herald of Secret Streams
1 Herald's Horn
1 Heroic Intervention
1 Inspiring Call
1 Kiora's Follower
1 Kodama's Reach
1 Kopala, Warden of Waves
1 Kumena, Tyrant of Orazca
1 Lord of Atlantis
1 Lullmage Mentor
1 Master of the Pearl Trident
1 Merfolk Mistbinder
1 Merfolk Skydiver
1 Merfolk Sovereign
1 Merfolk Trickster
1 Merrow Commerce
1 Merrow Harbinger
1 Merrow Reejerey
1 Mist-Cloaked Herald
1 Murkfiend Liege
1 Nature's Lore
1 Negate
1 Quest for Renewal
1 Raise the Palisade
1 Rampant Growth
1 Rapid Hybridization
1 Realmwalker
1 Reflections of Littjara
1 River's Rebuke
1 Seafloor Oracle
1 Seahunter
1 Seedborn Muse
1 Silvergill Adept
1 Simic Ascendancy
1 Simic Signet
1 Sol Ring
1 Stonybrook Banneret
1 Surgespanner
1 Svyelun of Sea and Sky
1 Swan Song
1 Swift Warden
1 Swiftfoot Boots
1 Talisman of Curiosity
1 Tatyova, Benthic Druid
1 Tempest Caller
1 Thada Adel, Acquisitor
1 Thieving Skydiver
1 Tide Shaper
1 Tishana, Voice of Thunder
1 Vanquisher's Banner
1 Zegana, Utopian Speaker
Sideboard:
1 Aquatic Incursion
1 Bred for the Hunt
1 Jungleborn Pioneer
1 Return to Nature
1 River Heralds' Boon
1 River Sneak