Florida Panthers defenseman Michael Matheson (19) falls to the ice as he attempts to keep the puck away from Buffalo Sabres center Ryan O'Reilly (90) during the second period of an NHL hockey game, Saturday, April 8, 2017, in Sunrise, Fla. (AP Photo/Joel Auerbach)
Buffalo Sabres' Ryan O'Reilly (90) is stopped by New York Islanders goalie Jaroslav Halak (41) during the first period of an NHL hockey game, Sunday, April 2, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)
Buffalo Sabres forward Ryan O'Reilly (90) celebrates his goal with teammates during the first period of an NHL hockey game against the Florida Panthers, Monday, March 27, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)
Buffalo Sabres forward Ryan O'Reilly (90) celebrates his goal during the first period of an NHL hockey game against the Toronto Maple Leafs, Saturday, March 25, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)
Buffalo Sabres' Ryan O'Reilly, left, is defended by San Jose Sharks' Justin Braun, right, during the first period of an NHL hockey game, Tuesday, March 14, 2017, in San Jose, Calif. (AP Photo/Marcio Jose Sanchez)
Buffalo Sabres' Ryan O'Reilly (90) checks Tampa Bay Lightning's Tyler Johnson (9) during the second period of an NHL hockey game, Saturday, March 4, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)
Buffalo Sabres' Ryan O'Reilly (90) and Colorado Avalanche's Nathan Mackinnon (29) take the draw during the second period of an NHL hockey game, Thursday, Feb. 16, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)
Buffalo Sabres forward Ryan O'Reilly (90) celebrates his goal during the second period of an NHL hockey game against the Ottawa Senators, Saturday Feb. 4, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)
Buffalo Sabres forward Ryan O'Reilly (90) controls the puck during the first period of an NHL hockey game against the Carolina Hurricanes, Thursday, Dec. 22, 2016, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)
Buffalo Sabres' Ryan O'Reilly (90) battles Carolina Hurricanes' Brett Pesce (22) during the first period of an NHL hockey game, Saturday, Dec. 17, 2016, in Raleigh, N.C. (AP Photo/Karl B DeBlaker)
Buffalo Sabres forward Ryan O'Reilly (90) and New York Islanders forward John Tavares (91) battle for the puck during the first period of an NHL hockey game, Friday, Dec. 16, 2016, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)
Buffalo Sabres' Josh Gorges (4), Marcus Foligno (82), Evander Kane (9) and Ryan O'Reilly (90) celebrate a goal by Kane as Montreal Canadiens' P.K. Subban (76) reacts during the first period of an NHL hockey game, Friday, Feb. 12, 2016, in Buffalo, N.Y. (AP Photo/Gary Wiepert)
Colorado Avalanche center Ryan O'Reilly (90) and Minnesota Wild center Mikko Koivu (9), of Finland, chase the puck during the second period of Game 4 of an NHL hockey first-round playoff series in St. Paul, Minn., Thursday, April 24, 2014. (AP Photo/Ann Heisenfelt)