James van Riemsdyk, F:The 29-year-old signed a five-year contract with the Philadelphia Flyers on July 1. He had 294 points (154 goals, 140 assists) in five seasons with the Maple Leafs, including 45 power-play goals. … Tyler Bozak, F:The 32-year-old signed a three-year, $15 million contract with the St. Louis Blues on July 1. Deemed expendable with the addition of Tavares, Bozak had 365 points (136 goals, 229 assists) in 594 games with the Maple Leafs. … Roman Polak, D:The 32-year-old signed a one-year, $1.3 million contract with the Dallas Stars on July 1. Polak had 12 points (two goals, 10 assists) in 54 games last season after having surgery to repair a right leg fracture sustained in Game 2 of the 2017 first round against the Washington Capitals … Tomas Plekanec, F: The 35-year-old returned to the Montreal Canadiens after agreeing to a one-year, $2.25 million contract July 1. Acquired in a trade with the Canadiens on Feb. 25, Plekanec had two points in 17 regular-season games with Toronto … Dominic Moore, F:With so much depth at center, Toronto opted to allow Moore, 35, to leave as an unrestricted free agent. He had 12 points (six goals, six assists) in 50 games last season.