Dirk Nowitzki stars for Mavericks then confirms retirement after 21 seasons

• Nowitzki, 40, finishes with 30 points on 31 shots in 33 minutes
• Future Hall of Famer will play final game of career Wednesday

Dirk Nowitzki notched season highs in points, shots and minutes before telling Dallas Mavericks fans that his record 21st season with the same franchise would be his last.

Related: Is Dirk Nowitzki the NBA’s most important European player ever?

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