Chychrun, 24, has registered 5 goals and 20 assists in 34 games for a struggling Arizona Coyotes team this season. He also has three years remaining on an extremely friendly $4.6 million cap hit.
To acquire his services, however, Sweeney would most likely have to give up a rostered defenseman such as Brandon Carlo or Matthew Grzelcyk, a top prospect and a first round pick.