Blais was selected by the St. Louis Blues in the sixth round (No. 176) in the 2014 NHL Draft after he had 35 points (12 goals, 23 assists) in 21 games with Levis in the Quebec Junior Hockey League and 14 points (four goals, 10 assists) in 25 games with Victoriaville in the Quebec Major Junior Hockey League.
In 2014-15, Blais had 82 points (34 goals, 48 assists) in 61 games, finishing second on Victoriaville in scoring. He played two more seasons in the QMJHL before making his professional debut with Chicago of the American Hockey League in 2016-17, finishing with 43 points (26 goals, 17 assists) in 75 games. Blais followed that with 40 points (17 goals, 23 assists) in 42 AHL games in 2017-18.
Blais was selected by the St. Louis Blues in the sixth round (No. 176) in the 2014 NHL Draft after he had 35 points (12 goals, 23 assists) in 21 games with Levis in the Quebec Junior Hockey League and 14 points (four goals, 10 assists) in 25 games with Victoriaville in the Quebec Major Junior Hockey League.
In 2014-15, Blais had 82 points (34 goals, 48 assists) in 61 games, finishing second on Victoriaville in scoring. He played two more seasons in the QMJHL before making his professional debut with Chicago of the American Hockey League in 2016-17, finishing with 43 points (26 goals, 17 assists) in 75 games. Blais followed that with 40 points (17 goals, 23 assists) in 42 AHL games in 2017-18.
He made his NHL debut in a 2-1 loss to the Tampa Bay Lightning on Oct. 14, 2017, getting two shots on goal in 17:18 of ice time. Blais got his first NHL point, an assist, in a 4-3 win against the Colorado Avalanche two games later on Oct. 19 and scored his first NHL goal on the power play in a 6-3 win against the Minnesota Wild on Nov. 25. 2017. He finished the season with three points (one goal, two assists) in 11 games with the Blues.
Blais split 2018-19 between San Antonio of the AHL and St. Louis, finishing with four points (two goals, two assists) in 32 games with the Blues. He also had three points (one goal, two assists) in 15 playoff games, helping St. Louis win the Stanley Cup for the first time in its history.
Blais played two more seasons with the Blues before being traded to the New York Rangers on July 23, 2021. He was traded back to St. Louis on Feb. 9, 2023, in the deal that brought Vladimir Tarasenko and Niko Mikkola to New York, and signed a one-year contract March 2.
NOTES & TRANSACTIONS
- Traded to NY Rangers by St. Louis with a 2nd-round pick in 2022 NHL Draft for Pavel Buchnevich, July 23, 2021.
- Traded to St. Louis by NY Rangers with Hunter Skinner, a conditional pick in the 2023 NHL Draft and a 4th-round pick in 2024 for Vladimir Tarasenko and Niko Mikkola, February 9, 2023.
- Signed one-year contract with St. Louis, March 2, 2023
