Diana Taurasi scored six three-pointers and scored 24 points and visiting Phoenix Mercury beat the Seattle Storm 69-64 on Saturday to sweep the home-and-home series.
Minnesota (2-1) beat Seattle (1-3) 97-77 on Wednesday night in Phoenix.
Skylar Diggins-Smith added 14 points and five assists for Phoenix. Brianna Turner had 14 rebounds and Tina Charles took 10.
Jewell Loyd hit five three-pointers and scored 26 points for Seattle. Sue Bird scored two points on 1-of-11 shooting.
She missed all eight of her 3-point attempts. Stephanie Talbot had 14 rebounds and eight points on 3-of-11 shots. Ezi Magbegor had 10 rebounds and blocked seven shots.