They have Compher and Jordan Greenway on the team as well. They always end up having a lot of younger guys because all the best players turn them down.
Copp will be good in a fourth line grinding role.
Historically this championship hasn't meant much to North Americans. Last few years Canada has stepped it up a bit for some reason? NHL is a long season and most of the veteran NA guys prefer to get on with their summers, heal injuries, and start their training programs.
Internationally you have the Olympics (obviously) which all players from every country love and want in on and that is where the list ends.