Leschyshyn was placed on waivers by the Sabres on Sunday, according to PuckPedia.
EDGE Analysis
Leschyshyn wasn't tendered a qualifying offer by the Rangers and found a new home with the Sabres over the summer. The 26-year-old will likely begin this season with AHL Rochester following this move. With AHL Hartford, he had 24 points in 69 games but held a minus-35 rating.