The longtime Phoenix Mercury star is joining the Atlanta Dream, and discussed her decision in an Unrivaled social media clip.

Brittney Griner is leaving the Valley for Atlanta. After 11 seasons entirely played with the Phoenix Mercury, the 10-time All-Star center Griner has agreed to join the Atlanta Dream in free agency. ESPN's Shams Charania and Alex Phillipou were first to break the news.

Brittney Griner is officially headed to the Atlanta Dream, ending her 11-season tenure with the Phoenix Mercury in one of the WNBA’s most significant free agency moves. The 10-time All-Star’s decision was announced Tuesday night.

Griner entered the offseason as the second-longest tenured WNBA player with one team, having spent her entire career in Phoenix.

In a move that shakes up the WNBA, Brittney Griner is joining the Atlanta Dream in free agency after a decorated 11-season stint with the Phoenix Mercury.

Brittney Griner will leave a legendary legacy with the Mercury after playing 10 seasons with them, before signing with the Dream.

In Phoenix, the center lived up to her draft potential, won a title and was a fan favorite. What lies ahead in Atlanta?

WNBA All-Star Brittney Griner is on the move. Griner has agreed to a one-year deal with the Atlanta Dream in free agency.

The Atlanta Dream kicked off their offseason by landing legendary center Brittney Griner. But their rotation still has holes to fill.