Mono-Blue Devotion
A Standard deck, by Will Pulliam
3rd place at a tournament in Cayce, South Carolina, United States on 2015-04-11
As reported at www.starcitygames.com

Maindeck:

Creatures
4 Frost Walker (Not currently legal in Standard)
4 Gudul Lurker (Not currently legal in Standard)
1 Icefall Regent (Not currently legal in Standard)
4 Master of Waves (Not currently legal in Standard)
4 Shorecrasher Elemental (Not currently legal in Standard)
4 Silumgar Sorcerer (Not currently legal in Standard)
3 Stratus Dancer (Not currently legal in Standard)

Enchantments
2 Cloudform (Not currently legal in Standard)

Enchantment Creatures
4 Hypnotic Siren (Not currently legal in Standard)

Legendary Enchantment Artifacts
2 Bident of Thassa (Not currently legal in Standard)

Legendary Enchantment Creatures
3 Thassa, God of the Sea (Not currently legal in Standard)

Basic Lands
24 Island

Legendary Lands
1 Nykthos, Shrine to Nyx (Not currently legal in Standard)

Sideboard:
3 Profaner of the Dead (Not currently legal in Standard)
2 Wall of Frost (Not currently legal in Standard)
3 Encase in Ice (Not currently legal in Standard)
2 Aetherspouts (Not currently legal in Standard)
2 Disdainful Stroke
2 Negate
1 Treasure Cruise (Not currently legal in Standard)