20 Island
1 Anticognition
1 Aqueous Form
1 Arcane Denial
1 Arcane Flight
1 Behold the Multiverse
1 Betrayal
1 Brainstorm
1 Brine Giant
1 Cancel
1 Catalog
1 Chronic Flooding
1 Confound
1 Contact Other Plane
1 Countermand
1 Counterspell
1 Crosstown Courier
1 Curse of the Bloody Tome
1 Didn't Say Please
1 Doorkeeper
1 Dreadwaters
1 Drowner Initiate
1 Eel Umbra
1 Evanescent Intellect
1 Fall from Favor
1 Flood
1 Gearseeker Serpent
1 Glacial Grasp
1 Infiltrator's Magemark
1 Jace's Erasure
1 Mind Sculpt
1 Naiad of Hidden Coves
1 Nimbus Naiad
1 Nyxborn Triton
1 Rotcrown Ghoul
1 Rousing Read
1 Thassa's Devourer
1 Thought Collapse
1 Tome Scour
1 Towering-Wave Mystic
Sideboard:
1 Bone to Ash
1 Cartouche of Knowledge
1 Circular Logic
1 Kami of the Crescent Moon
1 Omen of the Sea
1 Psychic Venom