If it's only a keep 3 and you don't think you have much of a shot at winning thisyear then I would stick with Cobb here as well.
Think Jeffery has great upside but assuming Cobb regains his form, he is your guy
13 team Roto keeper league 12 F, 6D, 2G, G,A,+/-, PIMS, Hits, TOI(D), GAA, SV%, (Forwards are forwards, no distinction between L,R,C)
F) Ovechkin, Ryan, Kunitz, Parise, Dubinsky, Ribeiro, RNH, Skinner, Little, Clutterbuck, Roussel, Killorn
D) S. Weber, Phaneuf, Subban, Wisniewski, Enstrom, Streit
G) Rask, C. Johnson
IR) Stamkos, M. Koivu