When Nicklas couldn’t get ice time as a boy, he played floor hockey in his school gym.
Nicklas was Sweden’s Junior Hockey Player of the Year in 2006.
Nicklas made Sweden’s 2006 World Championship team when Daniel Alfredsson was injured. By the end of the tournament he was playing on the team ’s first line.
When Nicklas was drafted fourth in 2006, only three other Swedes had been taken higher than him in the NHL draft—Mats Sundin and the Sedin brothers.
Nicklas had seven assists in seven games at the 2007 Junior World Championships, and he had a goal and five assists at the World Championships.
Nicklas led all NHL rookies with 55 assists in 2007–08. His total of 66 assists a season later was the third-highest in the NHL.
In 2009-10, Nicklas became the fourth Capital to reach triple-digits in points during the regular season. The others were Alexander Ovechkin, Mike Gartner and Dennis Maruk.
At the end of 2009–10, Nicklas was the top scorer among the players taken in the 2006 NHL draft. He also stood third all-time in points per game among Swedish players, behind Peter Forsberg and Kent Nilsson.
Nicklas played for Sweden at the 2010 Olympics. The Swedes were upset by Slovakia and finished out of medal consideration. Nicklas had six points in four games.
Nicklas was the first NHL rookie to have back-to-back four-assist games.
Nicklas had his first mutiple-point NHL game on his 20th birthday. It was also Bruce Boudreau’s debut as Washington coach.
Nicklas (+37 in 2009-10) is among the five Capitals to lead the league in +/–. The others were Jeff Schultz (+50), Alexander Ovechkin (+45), Mike Green (+39) and Alexander Semin (+36.
Nicklas played in every Caps game during his first three NHL seasons.
In 2007, Nicklas threw out the first pitch at a Washington Nationals game. It was the first baseball game he had ever attended.
Nicklas trained to become a carpenter as a teenager.