The Capitals acquired Dillon at the trade deadline last season. He appeared in just 10 games with Washington, recording zero points. He played in 59 contests with the San Jose Sharks this past campaign, notching one goal and 13 assists.
During his 10 games with the Capitals, the 29-year-old ranked third on the team in time on ice per game (20:02), and he played a key role as a penalty killer. Prior to leaving the Sharks, he led the club in hits (178) and was fourth in blocked shots (67).
Over his career, Dillon has appeared in 598 games while amassing 22 goals and 92 assists. Since his rookie season in 2012-13, he ranks fifth among all defensemen in hits (1,376).