1 Barkchannel Pathway // Tidechannel Pathway
1 Boseiju, Who Endures
1 Botanical Sanctum
1 Breeding Pool
1 Castle Vantress
1 Command Tower
1 Dreamroot Cascade
1 Evolving Wilds
5 Forest
1 Hedge Maze
1 Hinterland Harbor
10 Island
1 Misty Rainforest
1 Otawara, Soaring City
1 Path of Ancestry
1 Quandrix Campus
1 Rejuvenating Springs
1 Rogue's Passage
1 Simic Growth Chamber
1 Tangled Islet
1 Temple of Mystery
1 Terramorphic Expanse
1 Thornwood Falls
1 Tropical Island
1 Vineglimmer Snarl
1 Acquisition Octopus
1 Aetherspouts
1 Arcane Signet
1 Argothian Elder
1 Arixmethes, Slumbering Isle
1 Beast Within
1 Biblioplex Kraken
1 Biomancer's Familiar
1 Brainstorm
1 Colossal Majesty
1 Crush of Tentacles
1 Cultivate
1 Cyclonic Rift
1 Deep-Sea Kraken
1 Elvish Piper
1 Engulf the Shore
1 Garruk's Uprising
1 Gwenna, Eyes of Gaea
1 Hullbreaker Horror
1 Ilysian Caryatid
1 Inkwell Leviathan
1 Jace, the Mind Sculptor
1 Joint Exploration
1 Kenessos, Priest of Thassa
1 Kiora, Behemoth Beckoner
1 Kodama's Reach
1 Koma, Cosmos Serpent
1 Ley Weaver
1 Lore Weaver
1 Monster Manual // Zoological Study
1 Nature's Lore
1 Octavia, Living Thesis
1 Octoprophet
1 Omen of the Sea
1 Pemmin's Aura
1 Preordain
1 Quest for Ula's Temple
1 Quicksilver Amulet
1 Rampant Growth
1 Reality Shift
1 Return of the Wildspeaker
1 Rishkar's Expertise
1 Scourge of Fleets
1 Sea-Dasher Octopus
1 Serpent of Yawning Depths
1 Serum Visions
1 Shipbreaker Kraken
1 Simic Signet
1 Simic Sky Swallower
1 Slinn Voda, the Rising Deep
1 Sol Ring
1 Spawning Kraken
1 Spectral Deluge
1 Stormsurge Kraken
1 Striped Riverwinder
1 Sword Coast Serpent // Capsizing Wave
1 Talisman of Curiosity
1 Thassa, God of the Sea
1 The Temporal Anchor
1 Tromokratis
1 Whelming Wave
1 Worldly Tutor
Sideboard:
1 Aesi, Tyrant of Gyre Strait
1 Aethersquall Ancient
1 Benthic Behemoth
1 Breaching Leviathan
1 Brinelin, the Moon Kraken
1 Charix, the Raging Isle
1 Coastal Breach
1 Consuming Tide
1 Cream of the Crop
1 Deliberate
1 Elder Deep-Fiend
1 Elrond, Lord of Rivendell
1 Elvish Mariner
1 Galadriel of Lothlórien
1 Harbor Serpent
1 Icebreaker Kraken
1 Isleback Spawn
1 Kederekt Leviathan
1 Kraken of the Straits
1 Lifecrafter's Bestiary
1 Lorthos, the Tidemaker
1 Lurking Predators
1 Nadir Kraken
1 Opt
1 Palantír of Orthanc
1 Pongify
1 Rapid Hybridization
1 Reason // Believe
1 Reservoir Kraken
1 River Serpent
1 Sandbar Serpent
1 Scour All Possibilities
1 Scrapdiver Serpent
1 Sealock Monster
1 Simic Guildgate
1 Stormtide Leviathan
1 Tidal Kraken
1 Tolarian Terror
1 Training Grounds
1 Trench Behemoth
1 Ugin's Insight
1 Voyage's End
1 Wormhole Serpent