defeat to the Arizona Coyotes on October 31, 2017. He was later officially recalled and featured in 7 more games before he was returned to the Phantoms on December 30, 2017. Alt posted 10 points in 23 games in the AHL before receiving his third recall to Flyers on January 22, 2018. Colorado Avalanche As the Flyers reserve depth blueline, Alt was a frequent healthy scratch and failed to feature in a game in over a month before he was placed on waivers in order to return to the AHL. On February 26, 2018, Alt was claimed off waivers by the Colorado Avalanche. With the Avalanche vying for a playoff position, he assumed the same role with the club and remained in the press box until making his belated debut with Colorado in a 2-1 shootout victory over the Vegas Golden Knights on March 24, 2018. He featured in 7 scoreless games with the Avalanche to end the regular season and remained a healthy scratch in their first-round defeat to the Nashville Predators in the playoffs. On May 11, 2018, Alt gave up his impending free agent status in signing a two-year, two-way extension with the Avalanche. After attending his first training camp with the Avalanche, Alt was among the last cuts prior to the 2018–19 season. He was reassigned to new AHL affiliate, the Colorado Eagles, and was selected as team captain on October 4, 2018. Los Angeles Kings Following two seasons as the Eagles captain, Alt left the Avalanche as a free agent at the conclusion of his contract. On October 9, 2020, Alt was signed to a one-year, two-way contract with the Los Angeles Kings. In the pandemic delayed season, Alt made a return to the NHL in featuring in 2 games with the Kings before he was assigned to AHL affiliate, the Ontario Reign, for the remainder of the campaign. As an alternate captain, Alt appeared in 29 regular season games with the Reign, collecting 2 goals and 7 points. Later Years As a free agent from the Kings, Alt was unable to attract an NHL contract, opting to continue in the AHL in signing a one-year contract with the San Jose Barracuda, the primary affiliate to the San Jose Sharks, on August 2, 2021. In the following 2021–22 season, Alt as an alternate captain appeared in 46 regular season games with the Barracuda, posting 3