1 Arcane Lighthouse
1 Arch of Orazca
1 Botanical Sanctum
1 Breeding Pool
5 Forest
1 Halimar Depths
2 Hinterland Harbor
7 Island
1 Simic Growth Chamber
3 Unclaimed Territory
1 Aquitect's Will
1 Benthic Biomancer
1 Cold-Eyed Selkie
1 Combine Guildmage
1 Deeproot Elite
1 Deeproot Waters
1 Engulf the Shore
1 Essence Capture
1 Forerunner of the Heralds
1 Hadana's Climb // Winged Temple of Orazca
1 Harbinger of the Tides
1 Hardened Scales
2 Herald of Secret Streams
1 Incubation // Incongruity
2 Jade Bearer
2 Jadelight Ranger
1 Kumena, Tyrant of Orazca
2 Kumena's Speaker
1 Master of the Pearl Trident
1 Master of Waves
3 Merfolk Mistbinder
1 Merfolk Sovereign
1 Merfolk Trickster
1 Merrow Reejerey
1 Nissa, Steward of Elements
2 River Heralds' Boon
2 River Sneak
1 Sage of Fables
1 Seafloor Oracle
2 Silvergill Adept
1 Simic Ascendancy
2 Simic Signet
1 Swift Warden
1 Tatyova, Benthic Druid
1 Tempest Caller
1 Tidebinder Mage
1 Triton Tactics
1 Vorel of the Hull Clade
2 Watertrap Weaver
Sideboard:
1 Blossoming Defense
1 Deeproot Champion
1 Disperse
1 Dive Down
1 Jungleborn Pioneer
1 Kiora's Follower
1 Kopala, Warden of Waves
1 Merfolk Branchwalker
1 Mistcaller
1 Riverwise Augur
1 Sentinel of the Pearl Trident
1 Shapers of Nature
1 Shapers' Sanctuary
1 Simic Charm
1 Solidarity of Heroes
1 Tishana, Voice of Thunder
1 Tishana's Wayfinder
1 Wake Thrasher
1 Waker of the Wilds
1 Wistful Selkie