15 Island
1 Seafloor Debris
4 Accumulated Knowledge
2 Boomerang
3 Brainstorm
3 Counterspell
1 Echoing Truth
1 Errant Ephemeron
4 Horseshoe Crab
3 Mana Cylix
3 Mana Leak
4 Mental Note
3 Muddle the Mixture
2 Psionic Gift
1 Quicksilver Dagger
3 Sage Owl
2 Spire Golem
1 Viridian Longbow
Sideboard:
1 Consider
1 Opt
1 Spell Pierce
1 Thought Scour