1 Benthic Biomancer
1 Biogenic Upgrade
1 Clutch of Currents
1 Coralhelm Guide
1 Crashing Tide
1 Deeproot Warrior
1 Earthen Arms
1 Essence Capture
1 Faerie Vandal
1 Forerunner of the Heralds
1 Galloping Lizrog
1 Hadana's Climb // Winged Temple of Orazca
1 Hardened Scales
1 Hunt the Weak
1 Hydroid Krasis
1 Incubation Druid
1 Jade Bearer
1 Jade Guardian
1 Kiora's Follower
1 Kumena's Speaker
1 Lead by Example
1 Merfolk Mistbinder
1 Merfolk Trickster
1 Mist-Cloaked Herald
1 Nissa, Who Shakes the World
1 Ordeal of Thassa
1 Pollenbright Druid
1 Pteramander
1 River Heralds' Boon
1 Riverwise Augur
1 Salvager of Secrets
1 Seafloor Oracle
1 Silvergill Adept
1 Skatewing Spy
1 Slinn Voda, the Rising Deep
1 Swift Warden
1 Triton Shorestalker
1 Umara Entangler
1 Vodalian Arcanist
1 Watertrap Weaver
Sideboard: