1 Breeding Pool
1 Flooded Grove
14 Forest
14 Island
1 Reliquary Tower
1 Simic Growth Chamber
1 Yavimaya Coast
1 Aetherize
1 Altered Ego
1 Aquatic Incursion
1 Aquitect's Will
1 Beast Within
1 Beastmaster Ascension
1 Bident of Thassa
1 Bounty of the Luxa
1 Bow of Nylea
1 Cold-Eyed Selkie
1 Cosi's Trickster
1 Counterspell
1 Deeproot Champion
1 Deeproot Elite
1 Deeproot Waters
1 Descendants' Path
1 Diminish
1 Enclave Cryptologist
1 Expel from Orazca
1 Forerunner of the Heralds
1 Hadana's Climb // Winged Temple of Orazca
1 Harbinger of the Tides
1 Hardened Scales
1 Herald of Secret Streams
1 Hornswoggle
1 Jade Bearer
1 Jade Guardian
1 Jungle Delver
1 Jungleborn Pioneer
1 Kopala, Warden of Waves
1 Kumena, Tyrant of Orazca
1 Leyline of Anticipation
1 Lifecrafter's Bestiary
1 Master of the Pearl Trident
1 Merfolk Mistbinder
1 Merfolk Sovereign
1 Merrow Harbinger
1 Merrow Reejerey
1 Metallic Mimic
1 Misdirection
1 Mist-Cloaked Herald
1 Mistcaller
1 Negate
1 Path of Discovery
1 Prime Speaker Zegana
1 Rapid Hybridization
1 Reality Shift
1 River Heralds' Boon
1 River Sneak
1 Seafloor Oracle
1 Shapers of Nature
1 Shapers' Sanctuary
1 Silvergill Adept
1 Simic Signet
1 Spell Pierce
1 Spreading Seas
1 Stonybrook Banneret
1 Storm Sculptor
1 Streambed Aquitects
1 Swift Warden
1 Tatyova, Benthic Druid
1 Thada Adel, Acquisitor
1 Thassa, God of the Sea
1 Tishana, Voice of Thunder
1 Vineshaper Mystic
1 Wake Thrasher
1 Wanderwine Prophets
1 Zegana, Utopian Speaker
Sideboard:
1 Hinterland Harbor
1 Kumena's Awakening
1 Tidal Courier
1 Tidal Warrior