A few hours after acquiring him, the Canadiens agreed to terms on a six-year contract extension (2017-18 to 2022-23) with Drouin.
The 22-year-old Drouin took part in 73 games in 2016-17 with Tampa Bay, registering 53 points (21 goals, 32 assists). He recorded nine of his goals and 26 points on the powerplay, adding six game-winning goals. He averaged 17:42 of ice time per game and served 16 penalty minutes.
The 5'11'' and 188 lbs forward has played 164 career NHL regular season games since his debut in 2014-15. Drouin has recorded 95 points (29 goals, 66 assists), including seven game-winning goals, and 54 penalty minutes. He has scored 12 goals and produced 34 points while on the powerplay. Drouin amassed 14 points (5 goals, 9 assists) in 23 NHL playoff contests.
A product of the QMJHL's Halifax Mooseheads, Drouin collected 242 points (77 goals, 165 assists) in 128 games in the junior ranks. He helped the Mooseheads win the 2013 Memorial Cup tournament, ranking tied for fourth in the tournament with nine points (1 goal, 8 assists) in four games.
On the international stage, Drouin suited up for Canada at the 2013 (bronze medal) and 2014 World Junior Championships. He represented Team North America at the 2016 World Cup of Hockey.
A native of Sainte-Agathe-des-Monts, Quebec, Drouin was selected in the first round, third overall by the Lightning at the 2013 NHL Entry Draft.
Selected in the first round, ninth overall by the Canadiens at the 2016 NHL Entry Draft, Mikhail Sergachev appeared in four games with the Canadiens in 2016-17. He also suited up for 50 games with the OHL's Windsor Spitfires, collecting 43 points (10 goals, 33 assists).