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, who has played for only the Phoenix Mercury in her WNBA career, reportedly is joining a new team. The 34-year-old center agreed to a one-year free agent deal with the Atlanta Dream, ESPN reported on Tuesday.

In perhaps the most shocking free-agent move in WNBA history, Phoenix Mercury star Brittney Griner is joining the Atlanta Dream on a one-year contract. Griner successfully rehabil