SAS-Ligaen leaders Aarhus suffered their first defeat of the season against Brondby as Esbjerg drew level at the top of the table with victory over Koge.
Samuel Holmen scored the only goal in the 54th minute in a 1-0 win for Brondby, who closed to within three points of their opponents.
Esbjerg needed an 88th-minute winner from Jesper Lange to secure a 3-2 victory in an exciting match against Koge.
The hosts took the lead in the first minute through Tim Janssen, but the scores were level only three minutes later as Emmanuel Ake netted.
Nicolai Hogh restored Esbjerg's lead, but Ake looked to have grabbed a point with a second equaliser five minutes from time only for Lange to win it.
Mid-table Silkeborg and Sonderjyske played out a 1-1 draw, with Peter Degn and Anders Ostli scoring the goals in the first half.