Trade Aaron & marvin jones for nelson cobb and gore?

My team is 1- 6
Trade Aaron jones and Marvin jones for Jordy Nelson, Cobb, and frank gore???
My team:
WRs: Ty Hill, Fuller, Funchess,
2 RBs: hyde , chris thompson,
te: kyle Rudolph
flex Forte / Aaron Jones
bench Marvin Jones, Rishard mathews, Hurns, Pryor, abdullah,

need some help guys
not sure about jordy bc of hundley but is it worth the risk bc im now 1-7??