1 Agna Qel'a
1 Bonders' Enclave
1 Castle Vantress
1 Cavern of Souls
1 Flooded Strand
1 Fountainport
14 Island
1 Minamo, School at Water's Edge
1 Misty Rainforest
1 Mystic Sanctuary
1 Nykthos, Shrine to Nyx
1 Oboro, Palace in the Clouds
1 Otawara, Soaring City
1 Polluted Delta
1 Prismatic Vista
1 Reliquary Tower
1 Scalding Tarn
1 Three Tree City
1 War Room
1 Amphibian Downpour
1 Aquitect's Will
1 Arcane Denial
1 Arcane Signet
1 Archmage's Charm
1 Attuma, Atlantean Warlord
1 Banner of Kinship
1 Baral's Expertise
1 Bender's Waterskin
1 Bident of Thassa
1 Blue Sun's Zenith
1 Brainstorm
1 Brainsurge
1 Combat Research
1 Consider
1 Consult the Star Charts
1 Counterspell
1 Cryptic Command
1 Curse of the Swine
1 Cyber Conversion
1 Deeproot Pilgrimage
1 Dig Through Time
1 Disallow
1 Disrupt
1 Distant Melody
1 Eaten by Piranhas
1 Even the Score
1 Fated Infatuation
1 Filter Out
1 Flare of Denial
1 Flood of Recollection
1 Flow State
1 Force of Negation
1 Force of Will
1 Forger's Foundry
1 Frantic Search
1 Gitaxian Probe
1 Glasspool Mimic // Glasspool Shore
1 Harmonized Crescendo
1 Harmonized Trio // Brainstorm
1 High Tide
1 In Too Deep
1 Into the Flood Maw
1 Inundate
1 Invasion of Segovia // Caetus, Sea Tyrant of Segovia
1 Invoke the Winds
1 Jwari Disruption // Jwari Ruins
1 Kindred Discovery
1 Kopala, Warden of Waves
1 Leadership Vacuum
1 Lightning Greaves
1 Lord of Atlantis
1 Lórien Revealed
1 Lunar Insight
1 March of Swirling Mist
1 Mass Polymorph
1 Master of the Pearl Trident
1 Meeting of Minds
1 Mental Misstep
1 Merfolk Sovereign
1 Merrow Commerce
1 Mindspring Merfolk
1 Mirrormade
1 Misdirection
1 Mission Briefing
1 Mists of Lórien
1 Moonlit Meditation
1 Muddle the Mixture
1 Mystic Confluence
1 Mystic Reflection
1 Namor the Sub-Mariner
1 Nanogene Conversion
1 Narset's Reversal
1 Negate
1 Noggle the Mind
1 Opt
1 Paradise Mantle
1 Ponder
1 Pongify
1 Preordain
1 Proft's Eidetic Memory
1 Quantum Misalignment
1 Quasiduplicate
1 Raise the Palisade
1 Rapid Hybridization
1 Ravenform
1 Reality Shift
1 Redirect
1 Reenact the Crime
1 Repeal
1 Resculpt
1 Rimefire Torque
1 Roaming Throne
1 Sapphire Medallion
1 Sceptre of Eternal Glory
1 Sea Gate Restoration // Sea Gate, Reborn
1 Seafloor Oracle
1 Season of Weaving
1 Serum Visions
1 Shared Discovery
1 Silundi Vision // Silundi Isle
1 Sink into Stupor // Soporific Springs
1 Sleight of Hand
1 Snap
1 Spirit Water Revival
1 Spreading Seas
1 Springleaf Drum
1 Stock Up
1 Sublime Epiphany
1 Summon: Leviathan
1 Svyelun of Sea and Sky
1 Swan Song
1 Synthetic Destiny
1 Talrand, Sky Summoner
1 Temporal Cleansing
1 The Indomitable
1 The Magic Mirror
1 Thought Vessel
1 Throne of Eldraine
1 Transcendent Message
1 Unable to Scream
1 Unexpected Assistance
1 Unwind
1 Utter Insignificance
1 Vodalian Hexcatcher
1 Wanderwine Farewell
1 Water Whip
1 Waterbender Ascension
1 Waterbending Scroll
1 White Lotus Tile
1 Windfall
1 Wisdom of Ages
1 Witness Protection
Sideboard:
1 Coldsteel Heart
1 Daughter of the Deep
1 Forensic Researcher
1 Impostor Syndrome
1 Lullmage Mentor
1 Merrow Reejerey