15 Forest
25 Island
1 Aquatic Incursion
1 Aquitect's Will
1 Arcane Denial
1 Benthic Biomancer
1 Brainstorm
1 Cancel
1 Cold-Eyed Selkie
1 Combine Guildmage
1 Cosi's Trickster
1 Counterspell
1 Cultivate
1 Deeproot Champion
1 Deeproot Elite
1 Deeproot Waters
1 Dissipate
1 Dissolve
1 Emperor Mihail II
1 Essence Scatter
1 Explosive Vegetation
1 Fallowsage
1 Forerunner of the Heralds
1 Growth Spiral
1 Harbinger of the Tides
1 Harvest Season
1 Herald of Secret Streams
1 Jadelight Ranger
1 Kiora's Follower
1 Kodama's Reach
1 Kopala, Warden of Waves
1 Kumena, Tyrant of Orazca
1 Kumena's Awakening
1 Kumena's Speaker
1 Lullmage Mentor
1 Master of the Pearl Trident
1 Merfolk Branchwalker
1 Merfolk Looter
1 Merfolk Mistbinder
1 Merfolk Sovereign
1 Merfolk Trickster
1 Merrow Harbinger
1 Merrow Reejerey
1 Mist-Cloaked Herald
1 Mistcaller
1 Naturalize
1 Negate
1 River Sneak
1 River's Rebuke
1 Riverwise Augur
1 Seafloor Oracle
1 Seahunter
1 Shapers of Nature
1 Silvergill Adept
1 Simic Ascendancy
1 Slinn Voda, the Rising Deep
1 Stonybrook Banneret
1 Streambed Aquitects
1 Syncopate
1 Tatyova, Benthic Druid
1 Tempest Caller
1 Tishana, Voice of Thunder
1 Visions of Beyond
1 Zegana, Utopian Speaker
Sideboard:
1 Beast Within
1 Enclave Cryptologist
1 Jungleborn Pioneer
1 Lord of Atlantis
1 Mist-Cloaked Herald
1 Nature's Claim
1 Ponder
1 Rewind
1 Stormtide Leviathan
1 Swift Warden
1 Vineshaper Mystic
1 Vorel of the Hull Clade
1 Wake Thrasher