The left-winger recorded 19 goals and added 25 assists for 44 points in 34 games while serving as an alternate captain with the Sudbury Wolves of the Ontario Hockey League (OHL) this season. He later joined Kitchener in a trade on Jan. 8. He currently has seven goals and 15 assists in 23 games for the Rangers.
Leivo, 19, was Toronto’s third choice, 86th overall, in the 2011 NHL Draft.
Butler was the extra forward on the ice with the Devils during the team's morning skate on Monday at Air Canada Centre in Toronto. New Jersey is scheduled to play the Maple Leafs on Monday. He was placed on waivers by the Devils on Sunday.
Butler, who spent three seasons with the Ottawa Senators before being signed to a two-way contract by the Devils on Aug. 9, has one goal, two points and a minus-6 rating in 14 games in New Jersey this season.
The Courier-Post is reporting that Philadelphia Flyers right wing Matt Read, who has been sidelined since late last month with an upper body injury, is on the ice Monday practicing in a white, contact-allowed jersey, at the Skate Zone in Voorhees, N.J.
Read suffered torn rib cage muscles on Feb. 20 against the Pittsburgh Penguins and was expected to miss six weeks.
At the time of his injury, Read had seven goals and 13 points in 18 games for the Flyers.
The (Bergen) Record reported late last week that Brodeur would not join the team for Monday's game at the Toronto Maple Leafs, and general manager Lou Lamoriello told the newspaper Sunday that Brodeur was out for Tuesday's home game against the Tampa Bay Lightning.
Butler had one goal and one assist in 14 games this season, averaging 9:58 of ice time per game.
Butler is in his first season with the Devils after spending the previous three seasons with the Ottawa Senators. He signed a two-way contract with the Devils in August, and had 16 goals and 27 points in 37 games with the Devils' American Hockey League affiliate, the Albany Devils.
No word on who the starting goaltender could be. Steve Mason played Friday, stopping 30 of 34 shots in the Blue Jackets' 4-3 overtime loss to the Chicago Blackhawks. In 12 career games against the Avalanche, he's 4-6-2 with a 3.27 goals-against average and .891 save percentage. Sergei Bobrovsky has faced the Avs just twice in his career, going 1-1-0 with a 3.00 GAA and .891 save percentage.
You don't see many. The [Drew] Doughtys, the [P.K.] Subbans, those are guys that create offense from the back and then on top of that ability, the size that he has. In the West you play against some pretty big players, and being able to clear the crease and contain the [Ryan] Getzlafs and the [Corey] Perrys and [Anze] Kopitars and players like that, we're excited about him going back there.
— Sharks general manager Doug Wilson on Brent Burns returning back to defense