In addition to HSC Haltern-Sythen, 50 other teams from 11 different countries do play in Boys 12. They are divided into 8 different groups, whereof HSC Haltern-Sythen can be found in Group 6 together with New Giza Handball Academy, HVI Himmelev, HK Aranäs, IK Sävehof PFVUÖ1, Tyresö Handboll Röd and Lugi HF 2.