1 Command Tower
1 Evolving Wilds
1 Flooded Grove
1 Forest
1 Hinterland Harbor
20 Island
1 Karn's Bastion
1 Minamo, School at Water's Edge
1 Novijen, Heart of Progress
2 Simic Guildgate
1 Terramorphic Expanse
1 Arcane Signet
1 Beast Within
1 Bident of Thassa
1 Cold-Eyed Selkie
1 Commander's Sphere
1 Contagion Clasp
1 Contagion Engine
1 Contentious Plan
1 Coralhelm Commander
1 Counterspell
1 Courage in Crisis
1 Cultivate
1 Cursecatcher
1 Deeproot Elite
2 Deeproot Waters
1 Disallow
1 Distant Melody
1 Door of Destinies
1 Downsize
1 Force of Vigor
1 Forerunner of the Heralds
1 Fuel for the Cause
1 Growth Spiral
1 Harbinger of the Tides
1 Hardened Scales
1 Harvest Season
1 Heroic Intervention
1 Inexorable Tide
1 Inspiring Call
1 Kodama's Reach
1 Kopala, Warden of Waves
1 Kumena, Tyrant of Orazca
1 Levitation
1 Lux Cannon
1 Master of the Pearl Trident
1 Merfolk Mistbinder
1 Merfolk Skydiver
1 Merfolk Sovereign
1 Merrow Commerce
1 Merrow Reejerey
1 Mind Stone
1 Mizzium Skin
1 Naturalize
1 Negate
1 Nyx Lotus
1 Prime Speaker Zegana
1 Razorfin Abolisher
1 Return to Nature
1 Roalesk, Apex Hybrid
1 Sage of Fables
1 Sage's Dousing
1 Seafloor Oracle
1 Sigil Tracer
1 Silvergill Adept
1 Silvergill Douser
1 Simic Charm
1 Simic Locket
1 Simic Signet
1 Sol Ring
1 Song of Freyalise
1 Steady Progress
1 Stonybrook Banneret
1 Swan Song
1 Sword of Truth and Justice
1 Talisman of Curiosity
1 Tatyova, Benthic Druid
1 Tezzeret's Gambit
1 The Great Henge
1 Thrummingbird
1 Tishana, Voice of Thunder
1 Vanquisher's Banner
1 Voidslime
1 Vorel of the Hull Clade
1 Whirlwind Denial
1 Zegana, Utopian Speaker
Sideboard:
1 Aether Vial
2 Aquitect's Will
2 Augur of Bolas
1 Cosi's Trickster
1 Drowner of Secrets
1 Enclave Cryptologist
1 Fallowsage
1 Gauntlet of Power
1 Leech Bonder
3 Lullmage Mentor
1 Merfolk Spy
1 Merfolk Wayfinder
2 Merrow Levitator
1 Merrow Witsniper
4 Scroll Thief
1 Simic Cluestone
1 Spreading Seas
1 Stonybrook Angler
2 Stream of Unconsciousness
1 Streambed Aquitects
1 Sygg, River Cutthroat
2 Tideshaper Mystic
1 Vapor Snag
1 Wanderwine Prophets
1 Waterspout Weavers