Main deck (60) 3 Familiar's Ruse 2 Forerunner of the Heralds 8 Forest 4 Grimoire Thief 9 Island 4 Jade Bearer 4 Kumena's Speaker 2 Lumbering Falls 4 Merfolk Mistbinder 4 Merfolk Sovereign 4 River Sneak 2 Riverwise Augur 2 Seafloor Oracle 4 Silvergill Adept 4 Temple of Mystery Sideboard (15) 1 Familiar's Ruse 2 Kopala, Warden of Waves 2 Lullmage Mentor 3 Naturalize 3 Sentinel Totem 2 Tatyova, Benthic Druid 2 Tempest Caller