1 Academy Ruins
1 Cephalid Coliseum
1 Choked Estuary
1 Clearwater Pathway // Murkwater Pathway
1 Command Tower
1 Contaminated Aquifer
1 Dimir Aqueduct
1 Drowned Catacomb
1 Exotic Orchard
11 Island
1 Morphic Pool
1 Mystic Sanctuary
1 Otawara, Soaring City
1 Polluted Delta
1 Shizo, Death's Storehouse
1 Sunken Hollow
6 Swamp
1 Temple of Deceit
1 Undercity Sewers
1 Underground River
1 Urborg, Tomb of Yawgmoth
1 Watery Grave
1 Abhorrent Oculus
1 Animate Dead
1 Arcane Heist
1 Arcane Signet
1 Archive Trap
1 Bloodchief Ascension
1 Breach the Multiverse
1 Bruvac the Grandiloquent
1 Consuming Aberration
1 Counterspell
1 Cruel Somnophage // Can't Wake Up
1 Dauthi Voidwalker
1 Didn't Say Please
1 Diluvian Primordial
1 Dimir Signet
1 Dreamborn Muse
1 Drown in the Loch
1 Extract from Darkness
1 Fact or Fiction
1 Fleet Swallower
1 Fractured Sanity
1 Guiltfeeder
1 Gyruda, Doom of Depths
1 Harbinger of the Seas
1 Hedron Crab
1 Inkwell Leviathan
1 Lazav, Dimir Mastermind
1 Lightning Greaves
1 Maddening Cacophony
1 Memory Erosion
1 Memory Plunder
1 Mesmeric Orb
1 Mind Grind
1 Mindcrank
1 Mirko Vosk, Mind Drinker
1 Necrotic Ooze
1 Nemesis of Reason
1 Nezahal, Primal Tide
1 Psychic Frog
1 Realmbreaker, the Invasion Tree
1 Reanimate
1 Ripples of Undeath
1 Rise of the Dark Realms
1 Ruin Crab
1 Sapphire Medallion
1 Shadowspear
1 Slinn Voda, the Rising Deep
1 Sol Ring
1 Solemn Simulacrum
1 Spawning Kraken
1 Stormtide Leviathan
1 Swiftfoot Boots
1 Talisman of Dominance
1 The Key to the Vault
1 The Mindskinner
1 The Scarab God
1 Thief of Sanity
1 Thran Dynamo
1 Valgavoth, Terror Eater
1 Victimize
1 Whelming Wave
1 Whispering Madness
1 Wrexial, the Risen Deep
Sideboard:
1 Dredge the Mire
1 Drown in Dreams
1 Grasping Tentacles
1 Jeweled Lotus
1 Phenax, God of Deception
1 Riverchurn Monument
1 Sire of Stagnation