21 Island
3 Nykthos, Shrine to Nyx
2 Cloudform
3 Frost Walker
2 Gudul Lurker
2 Hall of Triumph
4 Hypnotic Siren
2 Icefall Regent
4 Master of Waves
2 Omenspeaker
4 Shorecrasher Elemental
2 Silumgar Sorcerer
2 Singing Bell Strike
4 Stratus Dancer
3 Thassa, God of the Sea
Sideboard:
2 Bident of Thassa
2 Disdainful Stroke
3 Encase in Ice
1 Monastery Siege
2 Negate
2 Profaner of the Dead
2 Prognostic Sphinx
1 Wall of Frost