Blacktongue

"Set in a world of goblin wars, stag-sized battle ravens, and assassins who kill with deadly tattoos, Christopher Buehlman's The Blacktongue Thief begins a 'dazzling' (Robin Hobb) fantasy adventure unlike any other. Kinch Na Shannack owes the Takers Guild a small fortune for his education as a thief, which includes (but is not limited to) lock-picking, knife-fighting, wall-scaling, fall-breaking, lie-weaving, trap-making, plus a few small magics....