Alec Brown and Keifer Sykes combined to score 21 points in the second half as Green Bay rallied from 15 down to knock off Oakland 71-63, capturing the outright Horizon League regular season championship.
Brown finished with 18 points while Sykes and Jordan Fouse added 16 each.
Green Bay (23-5, 13-2 HL) is two games in front of Cleveland State with one game left to play.
Oakland (11-19, 6-9) got 17 points from Duke Mondy and 14 from Corey Petros. The 19 losses for the Golden Grizzlies are the most since the 2004-05 season.
In Detroit last night, the UW-Milwaukee Panthers (17-13, 7-9 HL) held off Detroit and pulled out a 69-62 win.
Jevon Lyle scored 20 points to lead the Panthers.