HC Zagreb emerged as the big winners on the opening day of round 12 in the Machineseeker EHF Champions League. Winning the Match of the Week at Trondheim with a clear score of 34:25, the Croatian side now have one foot in the play-offs, being three points ahead of Kolstad. In the same group B constellation, Orlen Wisla Plock took a significant step towards the next stage of the competition by beating Montpellier in a defensive battle. Aalborg (against Szeged) and Magdeburg (at Celje) completed the line-up of victors on Wednesday.