21 Island
4 Brainstorm
2 Contentious Plan
4 Counterspell
2 Dizzy Spell
3 Grozoth
2 Hulking Metamorph
2 Inkwell Leviathan
3 Kraken Hatchling
3 Monstrosity of the Lake
2 Omni-Changeling
4 Quest for Ula's Temple
2 Scourge of Fleets
3 Thassa, God of the Sea
3 Whelming Wave
Sideboard:
1 Arbiter of the Ideal
1 Contentious Plan
1 Floodtide Serpent
1 Hidden Strings
1 Kederekt Leviathan
1 Lorthos, the Tidemaker
1 Monstrosity of the Lake
1 Paralyzing Grasp
1 Ripples of Potential
1 Scourge of Fleets
1 Sea God's Revenge
1 Sealock Monster
2 Shipbreaker Kraken
1 Sigiled Starfish
1 Stormtide Leviathan
1 Taigam's Scheming
1 Thassa's Rebuff
1 Thrummingbird
1 Tromokratis
1 Visions of Beyond
1 Wrexial, the Risen Deep