2 Castle Vantress
21 Island
2 Ichthyomorphosis
3 Kiora Bests the Sea God
2 Kiora, Behemoth Beckoner
4 Kraken Hatchling
2 Mesmerizing Benthid
4 Nadir Kraken
2 Negate
2 Octoprophet
4 Omen of the Sea
4 Opt
2 Serpent of Yawning Depths
1 Shipbreaker Kraken
1 Shoal Kraken
1 Thassa, Deep-Dwelling
3 Threnody Singer
Sideboard: