I bet MSL outscores Parise in points this year, and perhaps even several more years. He really takes care of himself (like Selanne)... I don't think he'll be declining any time soon.
Having said that, Parise is the better option in your particular format.
2013 Bay Street CBS Playoff Cash Pool - $100 buyin
12 Teams, Points Only (G/A = 1, DG = 2, W = 2, SO = 1)
The Motherpuckers (5 NYR, 2 PIT, 3 VAN)
Forwards: Neal / Iginla / Nash / Richards / Stepan / Roy / Higgins
Defense: Del Zotto / Garrison