LeBron James keeps holding off Father Time. Even at the age of 40, he can still do extraordinary things on the basketball court. He showed that recently with his crazy left-handed dunk against the Mavericks.

LeBron James turned 40 years old in December, but the Lakers star has not shown many signs of slowing down. In the first four minutes of Los Angeles' game against the Dallas Mavericks on Tuesday night,

LeBron casually uncorked a dunk that shouldn’t be possible for a 40-year-old man. LeBron James is the oldest player in the NBA, but there are times when he still feels like one of the most athletic. The Los Angeles Lakers superstar turned 40 years old in Dec., and he’s still playing some amazing basketball.

Los Angeles Lakers forward LeBron James dunked on Dallas Mavericks center Dereck Lively II early in the first quarter of their matchup Tuesday.

In a season that has seen its share of highs and lows for the Los Angeles Lakers, LeBron James delivered a moment on Tuesday night that left fans and players alike questioning if Father Time might have taken a raincheck.