Lyon, who played three years of college hockey at Yale, has played 113 career NHL games with Philadelphia, Carolina, Florida and Detroit. He has a 51-38-11 record with a 2.98 GAA and .902 save percentage.

Now that the calendar has flipped to July, the Sabres now have the threat of an offer sheet. Beyond those two big pieces of business, Adams also had to work to improve a roster that finished with 79 points and spent most of the season in last place in the Eastern Conference.