Aces White moved through to the Bunbury Basketball Association's 2019/2020 men's grand final with a narrow win over Tornadoes Black.
Returning to the South West Sports Centre, the stage was set for a fun contest between two energetic sides.
After a sluggish start, Aces White came back to lead by four points at quarter time.
Tornadoes Black recovered in the second term, before claiming a three-point buffer at the main break.
A thrilling third quarter saw Aces White re-gain control of the contest and take back the lead.
Holding off a spirited comeback from the minor premiers in the fourth, Aces White celebrated a gutsy 75 to 73 win.
Lucas Goff top-scored for Tornadoes Black with 30, ahead of Aces White's Riley Parker (21) and Rhys Barrett (16).
The Bulls booked a place in this week's preliminary final with a 10-point victory over Aces Sky. In front by five at the first change, the Bulls held on to claim a 36 to 29 half-time lead.
Shooting 47 to 40 in the second half, the reigning premiers cruised to a resounding 79 to 69 win.
Mandurah Magic star Travis Durnin (33) landed a whopping six jump shots, five three-pointers, and six free-throws. Teammate Clive Weeden sunk nine two-pointers and five free-throws on his way to 23.
Four of Aces Sky's eight players reached double figures in last week's clash.
Minor premiers Dunsborough faced off against an eager Tornadoes Black in week one of the women's finals series.
Trailing by five at quarter time, Tornadoes Black reduced the deficit to three in the second term.
Throughout the second half, the reigning premiers worked to maintain possession and create numerous scoring opportunities.
In a nail-biting fourth quarter, Dunsborough rallied to secure a well-deserved 58 to 53 win.
Dana (28) and Adele East (17) starred for the victors yet again, while Tornadoes Black's Ebony Bilcich and Javene Fitch both scored 13.
In the second women's semi-final, Aces Sky fought tooth-and-nail to knock the Bulls out of the competition.
Guided by Leah York (13) and Abbey Hall (12), Aces Sky held a 26 to 18 lead at the main break. The side went on to secure a 48 to 40 win, and a spot in the preliminary final.
Bulls' players Mckaylah Pomare and Catherine Waycott slotted 11 and 10, respectively.
Teams will return to the court on February 28 for week two of the finals series.
A handful of local athletes took part in an exciting game of wheelchair basketball on Friday night, hosted by the BBA and Basketball WA.