I have Cam Ward and have been offered Mason straight up. Who has the better long and short term value of these two?

Long term - Ward for sure. Mason will hammer him this year, though.

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DobberHockey Rules
14 Team Keeper, points only, best 12 skaters 2 dman 2 G count. Playoffs count.
F - Crosby, C.Smith, Wheeler, Parenteau, Hudler, Clowe, Grabovski, Atkinson, Frolik, S. Kostitsyn, Marchand, Peverley, Tavares, Read, Brouwer, Bickell, Gionta, Setoguchi
G - Anderson, Hiller, Markstrom, Brodeur
D - Letang, Del Zotto, I. White, Kronwall, Brodin, Nikitin