The net now plays against Boston teams without Jason Tatum or Jalen Brown.
However, the Celtics were still a championship metle and were talented enough to handle Brooklyn.
The net led the majority of the night, falling to Boston 104-96 in front of a 19,156 sold out crowd at TD Garden on Tuesday night.
The net went up 80-78 before allowing them to lose the game by 20-8 runs.
Net (23-46) dropped eight straight meetings with the Celtics.
They moved half-games ahead of Idol Philadelphia for the fifth-best odds in the lottery, playing the full game ahead of 7th place Toronto.
On Tuesday it was the first time Boston (50-19) hadn't had both Tatum and Brown (back convulsions) in the same game.
However, Kristaps Porzingis had a team-high 25 points and 13 rebounds.
And far more damaging to the net, Clayton product Baylor Seaerman scored a career-high 20 points 20 points off the bench, shooting 7-for-7 8-for-7 from behind the arc.
The net led most of the evening, but eventually ended up filming 13-13 from deep, 40.9% overall.
They were reflected 48-39.
Point guard D'Angelo Russell, who had team-high 18 points, seven assists and five rebounds, hit a 3-pointer from the Cam Johnson Feed to score an 11-3 run, surpassing the net 37-28 with 7:32 left in the first half.
However, it took a third of a minute to admit the Celtics' 10-2 run.
After a 3-pointer on Payton Pritchard, Nets went 65-62 with 4:43 left in the third.
And they gave up on playing highlights and finished the third play, with Boston's momentum going fourth.
Scheierman's layup cut led in half after Trendon Watford's scoop lifted the Nets to 70-66.
After that, in just two seconds, Seaerman inbounded to Porzingis.
The net forced six straight misses and drove the lanes he drove themselves.
However, they allowed eight unanswered points, and Seahorman got a shooter bounce with 27 footer, bringing the Celtics up to 84-80 with 6:37 left.
And Porzingis' free throw dropped six nets at 5:59.
Porzingis jumper extended the run to 20-8, knocking down the net with 1:37 left in double digits. Brooklyn had no time to meet.
