Karlsson will sit out the World Championships in order to be well-rested for the 2016 World Cup in September, Bruce Garrioch of the Ottawa Citizen reports.

EDGE Analysis

The 25-year-old deserves some rest, and Karlsson will now set his sights on leading Team Sweden to a 2016 World Cup. The superstar blueliner for Ottawa finished up one of the best campaigns ever by a defenseman, notching 82 points -- 56 at even strength -- and potentially a Norris Trophy to top it all off.