Main deck (60) 4 Aether Vial 4 Cavern of Souls 4 Cloudshredder Sliver 4 Diffusion Sliver 3 Dregscape Sliver 3 Frenetic Sliver 4 Galerider Sliver 1 Island 4 Leeching Sliver 2 Masked Vandal 2 Mutavault 1 Plains 4 Predatory Sliver 4 Secluded Courtyard 4 Sinew Sliver 4 Sliver Hive 4 Unclaimed Territory 4 Unsettled Mariner Sideboard (15) 4 Chalice of the Void 4 Force of Negation 3 Harmonic Sliver 4 Leyline of the Void