 and Klay Thompson has taken off his Golden State jersey for the last time, and the Warriors say they're going to retire it to commemorate his time with them. Thompson is moving on from the Warriors and the Splash Brothers with a four-time league champion agreeing to join the Western Conference champion Dallas Mavericks and change franchises for the first time in his 13-year NBA career. It officially marks the end of the Splash Bros. era in Golden State and the end of a dynasty.