Douglas B fought off Ramsey B to win 25-16 and take the Shimmin Wilson Manx Bowl in a real cup cracker.
An early Steve Cleator penalty put Ramsey ahead but Douglas hit back with tries from John Bateson and Liam Murphy to lead 10-9 at half-time.
In the second half, Ben Kelly and Liam Murphy added further tries for Douglas.
Gareth Hinge hit back for Ramsey to bring them within a score but a late Gareth Hooson-Owen penalty sealed it for Douglas.
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