He finished his 2010-2011 season with 95 points in the QMJHL. He was voted first team all-star and voted player of the year.
He was not selected in the 2011 draft. All 30 teams passed on him for 7 rounds.
His first pro contract was with the AHL team for the New York Rangers (the Connecticut Whale). At the end of the 2011-2012 season, the was tied for the teams's lead for points (64). The Rangers organization did not sign him after that season.
He then signed with the Columbus Blue Jackets organization. In the 2011-2012 season he was voted an AHL all-star playing for the Springfield Falcons.
After playing just 2 games in the NHL with Columbus over 2 years, he was traded to Tampa in a deal that was a swap of several career minor league players.
After appearing in 47 career NHL games with Tampa, Tampa decided not to sign him as a UFA in July 2016.
It only cost Florida $750,000/year on a two year contract to sign him. In his first year with Florida, he had 51 points.
He was left unprotected by Florida during the 2017 expansion draft.
After playing less than 4 months with the Vegas Golden nights, he was signed to a 5 year, $30 million dollar contract in the middle of the season.
Now he is a first line forward in the Stanley Cup Finals.