Seidenberg for me as well. Kuba will be fighting for PP time with Gonchar and Karlsson in Ottawa, while Seidenberg really only has Chara (and Boychuk when he gets back) to contend with. I think he's your best bet for consistency.
10 Team H2H Points-based Keeper League
G, A, PIM, SOG, +/-
W, SO, SV, GA
C: H. Sedin, Stamkos, Backstrom, Duchene, Granlund
LW: D. Sedin, Landeskog, B. Schenn, Tatar, Boedker
RW: P. Kane, Voracek, Hudler, Silfverberg, Toffoli
D: Ehrhoff, Edler, Franson, Del Zotto, Myers, R. Ellis, Hamonic
G: Quick, Bishop, Holtby, Peters, M. Jones
Farm: Terevainen, Nurse, Raanta
League Champion: 2009, 2011, 2013 and 2014
12 Team Roto Dynasty League Champion: 2011 and 2013