20 Island
4 Drowned Secrets
4 Fraying Sanity
1 Jace's Erasure
4 Opt
1 Psychic Corrosion
1 Sphinx's Tutelage
4 Thought Scour
Sideboard:
1 Compelling Argument
1 Hedron Crab
1 Jace's Erasure
1 Mind Sculpt
1 Winds of Rebuke