Sens win it in the shootout. They knock BOS out of a playoff spot.
OTT hold WC1 with 50 pts in 45 GP
CBJ hold WC2 with 50 pts in 45 GP
BOS are 9th with 50 pts in 47 GP
If MTL wins, they move ahead of BOS. If MTL wins and CBJ lose in regulation, MTL will finish holding WC2.
If MTL wins and CBJ loses in regulation, there will be 4 teams with 50 pts. But OTT and MTL would be ahead because they both have games in hand on both CBJ and BOS.