"I think the first period was a bit of a write-off, we didn't show up," Kadri said. "We just dug ourselves in a hole, and it was too much to climb out of. Second and third periods, we were definitely the better team, but the first period hurt us."
The Avalanche took a 1-0 lead 31 seconds into the game when Nathan MacKinnon scored with a one-timer from the point.
"I think I overpushed a little bit, and all the way down I thought he was going to shoot a little harder, and I missed it," Andersen said.
The Maple Leafs tied it 1-1 at 9:49 when Nicholas Shore slammed the puck in from the crease off a pass from Pierre Engvall from the left face-off circle.