Frank Kaminsky scored 16 points and Sam Dekker added 13 to help No. 20 Wisconsin rally for a 69-66 win over Wisconsin-Green Bay on Saturday night.
The Badgers (3-0) were down seven in the second half and overcame a career-high 32 points by Green Bay junior guard Keifer Sykes. His potential game-tying 3-pointer bounced off the rim as the buzzer sounded.
Wisconsin improved to 19-1 all-time against the Phoenix (1-1).
A sellout crowd of 9,906 at the Resch Center set a home attendance record for Green Bay. The previous record was 9,759, when the Phoenix upset then-No. 23 Wisconsin 88-84 in overtime on Dec. 9, 2009.
Josh Gasser added 11 points for the Badgers, who were coming off a 59-53 win over No. 11 Florida in Madison on Tuesday.
Led by Kaminsky, a 7-foot junior, Wisconsin overcame a 50-43 deficit.