Chelsea Gray had 33 points, seven rebounds and nine assists and Las Vegas wrapped up the best regular-season record in the WNBA, defeating Seattle 109-100 in a regular-season finale on Sunday.

Kelsey Plum, who had 23 points for the Aces, scored seven points in the final minute. Her 3-pointer with 58 seconds left put Las Vegas up by six and she added two more field goals as the Aces (26-10) clinched the top seed in the playoffs.

CLICK HERE FOR MORE SPORTS COVERAGE ON FOXNEWS.COM

Seattle's Jewell Loyd scored a career-high 38 points that included 8 of 14 from 3-point distance. The Storm (22-14) made 18 3-pointers.

A'Ja Wilson had 25 points and 10 rebounds for the Aces and Riquna Williams scored 11 points. Gray was 10-for-15 from the field and 11-for-11 from the free throw line where the Aces made 20 of 24 as a team. Seattle was 6-for-7 from the line.

RUSSIA CONFIRMS PRISONER EXCHANGE TALKS WITH US FOLLOWING BRITTNEY GRINER SENTENCING

Breanna Stewart had 21 points and 15 rebounds for the Storm and Gabby Williams added 11 points.

Briann January's 3-pointer with about two minutes left in the third quarter put the Storm up by 10 before Las Vegas closed the period with a 12-0 to lead 78-76 heading to the fourth.

Las Vegas defeated Chicago and Seattle in consecutive games to clinch the top playoff spot, having defeated the defending champion Sky 89-78 on Thursday.

Seattle was already assured of the No. 4 seed and will open the playoffs at home against No. 5 Washington on Thursday.

The Aces' opening-round opponent will be either New York or Phoenix, pending the outcome of the Mercury's game against Chicago later on Sunday.