12 Forest
9 Island
4 Blighted Agent
4 Distortion Strike
4 Giant Growth
4 Gitaxian Probe
4 Glistener Elf
4 Groundswell
4 Ichorclaw Myr
4 Mutagenic Growth
3 Unstable Mutation
4 Vines of Vastwood
Sideboard:
3 Mana Leak
4 Spell Pierce
4 Spreading Seas
4 Vapor Snag