3 Cavern of Souls
2 Flooded Strand
6 Island
4 Mutavault
2 Plains
4 Prismatic Vista
4 Aether Vial
4 Brazen Borrower // Petty Theft
4 Cursecatcher
4 Fading Hope
3 Glasspool Mimic // Glasspool Shore
4 Lord of Atlantis
4 Master of the Pearl Trident
4 Merfolk Trickster
4 Merrow Reejerey
4 Opt
4 Prismatic Ending
4 Silvergill Adept
4 Spreading Seas
4 Svyelun of Sea and Sky
4 Tideshaper Mystic
Sideboard:
3 Force of Negation
3 Relic of Progenitus
4 Tidebinder Mage
4 Unsettled Mariner
1 Yorion, Sky Nomad