This is the talents tree for Subtely rogues that i think can do much dmg and get you out of troubles fast:
http://www.wow-europe.com/en/info/ba...32001003501351
hope you like it.
P.S:If you start rogue now and you want to follow this tree place the assasination poits first until you have 5/5 malice 2/3 eviscrate and 3/3 backstab.After this i started giving points to subtlety and it is working pretty well so far for me!