Luka Dončić (age 20.8 years) having a heated duel with Bradley Beal of the Washington Wizards during the season home opener. The Mavs won 108-100 and it wasn't really close most of the game. Bradley Beal got ejected due to two technical fouls at the end of the 4th quarter after aggressively going after Luka. Luka said after the game that "It was just basketball". Luka had an incredible game and put up these numbers: 34p-3a-9r-2s (see full box score).
Source: Various