The two exchanged punches late in the third quarter of Toronto's 126-101 loss in Cleveland on Monday.
Chriss received a one-game suspension for the same incident. "That's usually how it goes".
"I mean, I don't condone fighting at all, but I think if somebody comes at you, you have the right to defend yourself", Cavs head coach Larry Drew said after the game.
The Raptors are vying for an Eastern Conference win this season, as their team is second in the East now, with a 48-20 record.
Rookie guard Collin Sexton scored a game-high 28 points on 10-of-18 shooting for the Cavaliers.
As well, Kyle Lowry continued to look good, with 14 on just 8 field goal attempts, and OG Anunoby had another excellent game as well.
Toronto rolled to a 125-104 win over the Heat without Leonard, tying a franchise record with 21 3-pointers and outscoring Miami 63-24 from beyond the arc.
The Raptors, showing signs of being exhausted in their third straight road game, struggled throughout the game.
The Cavs player will serve his suspension for Tuesday's game against the Philadelphia 76ers.
Toronto's Kawhi Leonard returned from a one game absence to score 25 points on 11 of 19 shooting from the field for Toronto who have the second best record in the National Basketball Association.
The Nets won their fourth straight and vaulted over Detroit into the No. 6 spot in their final game before leaving for a seven-game road trip.
Cavaliers: Cleveland is 5-4 since the All-Star break. We certainly don't want that in our game. "We don't want to lose one of our guys for incidents like that", Nurse said.
Ibaka will begin serving his suspension Thursday against the Los Angeles Lakers.
Which few words could one man say to another that might cause him to rise from the court, wrap both hands around his neck, with his back turned?