Melbourne City beat Western Sydney Wanderers in a lively game at Bankwest Stadium thanks to a couple of goals from Jamie Maclaren.
Western United leapfrogged Western Sydney Wanderers into second, while Perth Glory rescued a late draw against Newcastle Jets.
Alessandro Diamanti and Scott McDonald inspired Western United to a fine win, while the Wanderers were made to toil against Brisbane Roar.
Sydney FC were frustrated by a defeat to rivals Western Sydney Wanderers, while Riley McGree inspired Adelaide United to an A-League win.
Western Sydney Wanderers continued their perfect start to the A-League season with a deserved win away at Melbourne Victory.
A-League side Western Sydney Wanderers have added German winger Nicolai Muller, 32, to their squad.
Western Sydney Wanderers opened their A-League season with a win over Central Coast Mariners, while the Melbourne derby ended in a 0-0 draw.
Alexander Meier, 36, will play for Markus Babbel's Western Sydney Wanderers in 2019-20.
A chance to face younger brother Dylan awaits Australia defender Ryan McGowan after he joined A-League champions Sydney FC.
Western Sydney Wanderers had been linked with a move for Franck Ribery, but the departing Bayern Munich star is too expensive for them.