7 Island
7 Mountain
4 Steam Vents
4 Sulfur Falls
3 Adeliz, the Cinder Wind
3 Chart a Course
2 Chemister's Insight
4 Dive Down
4 Dreadhorde Arcanist
2 Expansion // Explosion
2 Niv-Mizzet, Parun
4 Opt
3 Psychic Corrosion
3 Ral, Storm Conduit
2 Risk Factor
2 Riverwise Augur
4 Samut's Sprint
Sideboard: