I would do it, Sanchez has played strong since they went into the playoffs other than in week 1, but you have to consider who they were playing against. I would pick him up in my league if I needed him.
10 Team league 0 PPR 14-1 so far.
QB: RGIII, Romo, Bradford
WR: Lloyd, D Moore, Ogletree, D Thomas.
RB: Foster, MJD, AP, A Green, D Richardson.
TE: Fleener Gonzalez
Def: Waiver Matchups (NEP)