Rivals Adelaide United and Melbourne Victory meet in a crucial A-League clash as the race for a top-two finish nears a thrilling conclusion.
Only three points separate league leaders Wellington Phoenix and fifth-placed Adelaide.
A top-two finish guarantees a home semi-final, while the Premier's Plate - awarded to the best regular-season side - is also on the line.
A loss for either Victory or the Reds at Coopers Stadium on Saturday night would prove a huge blow to their chances.
Kevin Muscat's Victory ended a three-game winless run by beating Western Sydney Wanderers 3-0 last time out.
They have one of the league's form players in Fahid Ben Khalfallah, and Albanian striker Besart Berisha is up to 11 A-League goals this campaign.
Adelaide's recent form has been scratchy, but they did also return to winning ways last time out - overcoming Central Coast Mariners 2-1.
Josep Gombau's men have failed to beat Victory in their past five meetings, with three of those resulting in wins to the Melbourne side.
Expect two desperate teams in front of a passionate Adelaide crowd in what is a key clash late in the season.
Wellington Phoenix welcome back Nathan Burns for their trip to seventh-placed Brisbane on Sunday.
Sydney FC, a point behind Ernie Merrick's men, are likely to go top momentarily at least when they host Melbourne City on Friday.
Graham Arnold's men have been one of the most entertaining teams this year, with Austria captain Marc Janko up to 16 league goals in 2014-15.
Once league leaders, Perth Glory desperately need to end an eight-game winless run when they visit Central Coast Mariners on Sunday.
In a clash that could decide who finishes bottom of the table, Western Sydney Wanderers host Newcastle Jets on Saturday.