A stellar third-quarter performance saw Bunbury claim a 25-goal win over South Bunbury in round one.
On Sunday, the Bulldogs and Tigers' league teams hit the South West Sports Centre for their much-anticipated clash.
Ahead by four at quarter time, Bunbury gained momentum before moving out to a 27 to 20 lead at the main break.
Thanks to efforts from goal shooter Cass Shine and goal attack Mikaisha Watts, the Bulldogs held a 23-goal buffer at three-quarter time.
After both teams rallied in the final term, Bunbury celebrated a momentous 60 to 35 win.
Augusta-Margaret River gave Busselton a run for its money throughout their nail-biting showdown.
Caught off-guard by a new-and-improved Hawks' side, Busselton trailed by eight at quarter time.
Behind 17 to 26 at the main break, the Magpies shot 15 goals to 12 in the third to close the deficit.
The reigning premiers took the lead in the fourth quarter, before both teams tied 45-all at the final whistle.
Returning to the league competition, Harvey Bulls were outgunned by a formidable Carey Park.
In front by 16 at quarter time, the Panthers made another 24 goals to four in the second term.
Carey Park was merciless in the second half, and went on to claim a 95 to 16 victory.
Augusta-Margaret River hosts South Bunbury in round two, while Harvey takes on Bunbury.
Harvey-Brunswick-Leschenault will return to the court for its clash with Busselton.
Read more: