4 Cavern of Souls
4 Tide Shaper
3 Cursecatcher
3 Silvergill Adept
4 Merfolk Trickster
4 Vodalian Hexcatcher
4 Lord of Atlantis
4 Master of the Pearl Trident
4 Svyelun of Sea and Sky
2 Subtlety
4 Force of Negation
4 Aether Vial
8 Island
2 Waterlogged Grove
1 Otawara, Soaring City
1 Minamo, School at Water's Edge
4 Mutavault
Sideboard
2 Spell Pierce
2 Hurkyl's Recall
1 Counterspell
2 Kira, Great Glass-Spinner
2 Spreading Seas
2 Dismember
2 Chalice of the Void
2 Relic of Progenitus