For me the Serpent has been my best 2wd buggy to date (and I have run the Losi 22, Team C, Durango, Yokomo, B4.2, B5, B5M). If you go with Serpent, join the FB group (Billy posts there often), start with the Fast Stock setup from there, and get a BFast Pro Driver diff kit. Love my Serpent SRX-2MM!