A Killer’s Essence by Dave Zeltserman Overlook, $23.95, 240 pages, ISBN 978-1-59020-321-7 This week’s MBR is a noir-police-procedural-serial-killer-mystery with a supernatural twist.  (And no, I haven’t been duct-taped to a chair in a windowless room listening to Weird Al Yankovitch all week.)  All joking aside, it’s a nifty piece of writing by an up- and-comer named Dave Zeltserman.  The novel is A Killer’s Essence. (Overlook, $23.95, 240 pages, ISBN