Sundin was a bulky and large defenseman. Primarily a stay-at-home rearguard, he also chipped in offensively during his prime years. Between 2002 and 2006, he was one of the best defensemen in the Swedish Elite League before slowing down as he aged.
- 2009-03-28 • Announced his retirement
- 2008-04-02 • Signed to a one-year contract extension by Frölunda
- 2005-12-03 • Signed to a two-year contract extension by Frölunda
- 1997-05-29 • Signed to a one-year contract by the New York Rangers