4 Ancient Den
4 Great Furnace
4 Island
4 Seat of the Synod
4 Vault of Whispers
4 Bonesplitter
4 Chromatic Sphere
4 Frogmite
4 Myr Enforcer
4 Ornithopter
4 Pyrite Spellbomb
4 Shrapnel Blast
4 Somber Hoverguard
4 Thoughtcast
Sideboard: