JJ Peterka, Lawson Crouse, and Alexander Kerfoot all scored, while Dylan Guenther and Mikhail Sergachev each had two assists for the Mammoth (18-17-3), who have won four of their past six games. Karel Vejmelka made 22 saves.
The Jets three-goal rally started with a power-play goal from Connor at 11:18 of the second period, who fired a one-timer past Vejmelka off a pass from Scheifele.
Connor scored his second goal at 15:23 of the third period, beating Vejmelka on the blocker side with a one-timer to cut the lead to 3-2.
Barron tied the game just 25 seconds later, beating Vejmelka with a wrist shot to the glove side to tie it 3-3 at 15:48 and send it to overtime.
Kyle Connor scored twice and Morgan Barron scored, and Mark Scheifele had two assists for the Jets (15-17-3), who have lost four straight games. Connor Hellebuyck made 18 saves.
Crouse opened the scoring 1-0 at 5:20 of the first period. Guenther skates in from the blue line and shoots through the legs of a Jets defenseman and hits Hellebuyck. The rebound of Guenther’s shot found Crouse in front for the slap shot, beating Hellebuyck on the blocker side.
Keller, located at the right side of the goal, finds Peterka in front for the tip-in past Hellebuyck to make it 2-0 at 9:31.
Kerfoot made it 3-0 at 3:01 of the second period, scoring on a one-timer from the right dot off a pass from Sean Durzi.