The Boston Celtics are signing six-time All-Star forward Blake Griffin to a one-year, fully-guaranteed contract, sources told ESPN's Adrian Wojnarowski.

Griffin played with the Brooklyn Nets last season, suiting up in 56 contests, including 24 starts. He averaged a career-low 6.4 points, 4.1 rebounds, and 1.9 assists per game in 2021-22.