The players comparable to Krug in age and ability: Jared Spurgeon, who was 29 when he re-signed for seven years in Minnesota at a $7.6 million cap hit last year; Justin Faulk, 27 when he extended with St. Louis for seven years times $6.5 million; and Norris candidate John Carlson, who was 28 and coming off a Stanley Cup championship when he scored an eight-year-times-$8 million extension from Washington in 2018.