The London Lions have etched their names into British basketball history by completing an unprecedented quadruple during the 2025-26 Super League Basketball season www.eurobasket.com , www.instagram.com , www.instagram.com . The dominant performance saw the Lions capture all four major trophies available in British basketball, cementing their status as the undisputed kings of the sport in the UK www.instagram.com , www.instagram.com .

The culmination of this historic achievement came at the Basketball Play-Off Finals at The O2 on May 17, 2026, where the Lions secured the final piece of silverware in a commanding performance www.theo2.co.uk , www.theo2.co.uk . This marked their fourth consecutive league title, demonstrating sustained excellence over multiple seasons www.instagram.com .

Off the court, the Lions continue to elevate British basketball on the international stage, having secured a place in the BKT EuroCup for the 2026-27 season through a multi-year EuroLeague deal www.superleaguebasketballm.co.uk . This European competition experience will further strengthen the team and raise the profile of British basketball across the continent.

The quadruple achievement is particularly remarkable given that only three teams in British basketball history had previously attempted such a clean sweep. The Lions' success has sparked renewed interest in the sport across the UK and set a new standard for excellence in Super League Basketball.