Of the two, I'd drop Snelling. Tolbert is on the decline after last week's performance (Matthews' numbers are only going to go up), but he's still seemingly the goal-line option, and Matthews may get dinged up again before the year is over.
(0.5 PPR, 12-team league)
QB: Vick, RG3
RB: McFadden, Matthews, K. Smith, R. Williams, M. Goodson
WR: Nicks, S. Smith, Britt, LaFell
TE: Hernandez, Pitta
DEF: Spot start (Cin in wk4)