Perennial All-Star guard Katie Smith (9.5 ppg) joins the 2010 champions, whose starting five is intact from last season, including league and Finals MVP Lauren Jackson.
The Sparks fought their way into the playoffs last year even without Candace Parker. Her return plus the addition of Ebony Hoffman gives them a chance to play deeper.
The fast-paced Mercury (90.0 ppg) lost steam after trading All-Star guard Cappie Pondexter to New York in '10 but should be at full throttle again now that '09 MVP Diana Taurasi is rested and refocused.
The Lynx are hoping that top draft pick—and Jordan Brand pitchwoman—Maya Moore can lead the Lynx into the playoffs after missing the cut by a whisker in '10.
The Shock made headlines by signing league legends Sheryl Swoopes, 40, and Betty Lennox, 34, but only No. 2 draft pick Liz Cambage is likely to have an impact on the court.