They'll take on Bacchas A in Saturday's final
Valkyrs A secured their place in this season's Bridgewaters Mixed Cup final after beating Harlequins A in Peel last night.
The hosts ran out 6-0 winners to win their first match since October and book their spot in Saturday's showdown with Bacchas A.
It's after they beat Vikings A by a single goal in the other semi-final last week.
The final will push back at 2.05pm at the NSC on Saturday.
Football: Railway Cup hopefuls all maintain pace in premier league
Castletown stay four points clear atop Division 2
Rugby: Vagabonds Ladies stay top with another victory
Vagabonds men and Douglas also take respective wins on home soil
Hockey: Harlequins A beat rivals to close in on prem leaders
Bacchas B take important victory in battle for top-flight safety
FC Isle of Man torn apart at Barnoldswick Town
It's the Manx side's heaviest ever league defeat