 Okay, so for Shadow at 40 in SOD, for PVP you want to run 5 in Blackout, 4 in Spirit Tap, then you want to run 2 in in Pain, 1 in Shadow Focus, 2 in Psychic Scream, 1 in Mind Flay, then you go 3 in Shadow Reach, 5 in Shadow Weaving, 1 in Silence, 1 in Vampin Brace, then you chuck 5 in Darkness and 1 in Shadow Form. For the Runes, you want to be running Void Plague, you want to be running Death, Mind Spike, Fiend, which you can swap to Homies when it's on cooldown and Dispersion.