Deck
4 Brazen Borrower
4 Harbinger of the Tides
20 Island
4 Master of Waves
4 Merfolk Trickster
4 Mutavault
4 Siren Stormtamer
4 Tempest Djinn
4 Thassa, God of the Sea
4 Tidebinder Mage
4 Wizard's Retort

Sideboard
4 Disallow
3 Jace, Architect of Thought
4 Mystical Dispute
4 Spell Pierce