He is the younger brother of former Phoenix Coyotes, Mighty Ducks of Anaheim, and Colorado Avalanche defenseman Kurt Sauer, and of former Atlanta Falcons and Minnesota Vikings (NFL) linebacker Craig Sauer.
[4][5][6][7] He made his NHL debut with the Rangers at Madison Square Garden on March 24, 2009, against the Minnesota Wild.
[10][11] On July 8, 2011, Sauer, a restricted free agent, re-signed with the Rangers to a two-year, $2.5 million deal.
Sauer suffered a concussion as a result of a hard hit by Dion Phaneuf on December 5, 2011.
[12] After the 2012-13 season, Sauer's contract expired and he did not receive a qualifying offer, making him an unrestricted free agent.