Toronto rallied from a 17-point deficit - holding the Pacers to just 11 fourth-quarter points - to emerge victorious at Scotiabank Arena.
"It takes a lot of energy to play that bad and then that good at the end", said VanVleet, who finished with 11 points.
The Toronto Raptors' injury troubles show no signs of letting up.
On the following possession after the Oladipo turnover, the Pacers gave up a long rebound, that hit the floor, and eventually led to the VanVleet three, giving the Raptors their first lead since the game's opening minutes.
Joe Harris added 19 points and Spencer Dinwiddie scored 18 for the Nets (14-18) but it was Russell who exacted revenge on his former team.
IN led 58-50 at halftime and was ahead 85-75 after three.
The Pacers led 85-75 after three quarters.
The game Wednesday will be the first of three meetings between the Pacers and Raptors this season, followed by games January 6 again at Scotiabank Arena and January 23 at Bankers Life Fieldhouse. "Just poor execution down the stretch".
Townsend wonder strike helps Palace stun Manchester City
West Ham's four-game winning run was ended by Watford with Troy Deeney and Gerard Deulofeu netting in a 2-0 win for the visitors. But the ball fell to Townsend who, inexplicably, took the ball on the volley from 30-yards-out.
Montreal native Chris Boucher played 9:43 and had five points and two rebounds, including a three-pointer on his first shot of the game.
Kyle Lowry (left thigh contusion) has missed the past two games and Nurse said that the point guard is "maybe more questionable than probable" for Wednesday.
Indiana's 10-point lead with less than 9 minutes to go on Wednesday slowly deteriorated.
The Cavaliers got a firsthand look at exactly how improved Victor Oladipo was previous year as the Pacers tormented the Cavaliers all season long - taking three of four regular season contests and taking the eventual Eastern Conference champs to seven games in a dragged-out affair before finally tapping-out at The Q.
But the Raps did get some good news on the injury front, too. Ibaka missed the game with swelling in his knee.
NOTES: Powell split his lip when he was knocked into by Sabonis in the first quarter but returned to the game in the second.
He'll have his work cut out for him on Tuesday night - taking on the Young Bull, who bounced back on Sunday afternoon after a rough Friday night effort against the Bucks.