Constellation Cup Game 4 — Dead Rubber? Not a Chance. Melbourne Is a World Cup Audition for the Diamonds.

The 2026 Constellation Cup is already on its way to New Zealand, so on paper tonight's fourth Test between the Australian Diamonds and the Silver Ferns at Melbourne's John Cain Arena (7:30pm AEDT) is a dead rubber. Don't believe it for a second.

There are 12 spots in the Diamonds' team for the 2027 Netball World Cup in Sydney, and every player on that court knows it. This is one of the last chances to put your hand up in the green and gold. The only question that matters is who stands up.

Kate Moloney is still setting the standard

In my opinion, Kate Moloney just keeps getting better and better.

She'll be one of the oldest players in the team in 2027, and some will see that as a reason to look past her. That would be a mistake. Her reliability, her leadership, and her constant engagement and hunger for every loose ball set the tone for everyone around her.

This series has shown exactly that. She missed the opener with a finger laceration, came straight back in Christchurch to drive the Diamonds' third-quarter fightback, then hurt her hand early in Sydney and still returned for the final 10 minutes. You can't coach that.

The Diamonds can't keep relying on Kate

And here's the real issue. The Diamonds can't keep relying on Kate Moloney. Other players need to jump on board and ride this with her.

There have been glimpses. Jessie Grenvold has looked right at home in defence, and Amy Parmenter and Georgie Horjus have brought real drive through the midcourt. But glimpses don't win World Cups. Tonight is the night for more of this group to stop following and start leading.

Will Sunday Aryang be fit for the 2027 World Cup?

The player Australia has missed most isn't even on the court. Sunday Aryang ruptured her ACL in the final minutes of last year's Constellation Cup decider and has been working her way back ever since.

Will she be fit and ready for the World Cup? I hope so. Sunday is an absolute star of the future, and her athleticism and ball-winning ability would add serious strength to the Diamonds line-up.

The Diamonds shooters need to step up. Full stop.

Let's call it what it is: our shooting end has underperformed for a while now. Australia hasn't scored more than 50 goals in any of the three Constellation Cup Tests so far (50, 50 and 49), and Jamaica held us to 45 in the Commonwealth Games semi-final. For a team with World Cup ambitions, that's simply not good enough.

I was rapt to see Sophie Dwyer perform well in Sydney. She needed that court time for her confidence after the final shot against Jamaica in Glasgow, and she's far too bright a star of the future to leave hanging. But one good game isn't a World Cup spot, for her or for anyone else.

Right now, no shooter has locked in a bib for Sydney 2027. The 2027 Super Netball season is where they have to earn it. Week in, week out, they'll face the best defenders in the world, including plenty they'll meet at the World Cup. Selectors will be watching who scores when it's tight, who wins the battle under the post, and who keeps their accuracy when the pressure is on. Put your hand up, or someone else will.

And we need a Plan B for Jamaica. Their defence shut down our attack end in Glasgow, and if the Diamonds walk into a home World Cup with only one way of scoring, they'll get found out again.

What to watch for in Melbourne tonight

When you tune in tonight, forget the result for a moment. Watch who wants the ball when it's tight, who chases every loose pass, and who lifts the players around them. That's what World Cup selection is made of.

Go Diamonds!

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Written by Caitlyn Strachan

Caitlyn Strachan is a former Australian Diamond, triple ANZ Championship premiership player and founder of CC Netball.