Manning and C. Johnson(bounce back year), Ridley
If you only keep two, do you get the extra pick before your first normal pick? If yes, then maybe drop Ridley then take Forte with the extra pick and then pick best WR available which may be Cruz, but you never know and there may be a better one sitting there.
10 team 4 keeper PPR league: (Starters in bold)
RB: A.Peterson. Sproles, Murray (flex), DeAngelo Williams
WR: Julio Jones, Cruz,Garcon, Jeffrey, Douglas, ROyal