20 Island
2 Brainstorm
2 Cephalid Broker
4 Chasm Skulker
4 Coral Barrier
1 Drake Haven
4 Drowned Rusalka
2 Elixir of Immortality
1 Floodgate
1 Flow of Ideas
2 Jace, Memory Adept
1 Jace's Erasure
1 Lingering Mirage
3 Mizzium Skin
2 Negate
3 Ordeal of Thassa
2 Paragon of Gathering Mists
4 Ponder
3 Preordain
1 Streambed Aquitects
2 Tidal Warrior
1 Wonder
Sideboard:
1 Curator's Ward
1 Glint
1 Serpent of the Endless Sea
1 Stormtide Leviathan
1 Thassa, God of the Sea