In addition to HSC Haltern-Sythen, 47 other teams from 10 different countries played in Boys 12. They were divided into 8 different groups, whereof HSC Haltern-Sythen could be found in Group 2 together with Dalby Gif 1, Herkules, IF Stjernen Odense, Kärra HF and Kungälvs HK 2. HSC Haltern-Sythen continued to B-Play-off after reaching 5:th place in Group 2. In the playoff they made it to 1/8 Final, but lost it against HK Bollebygd with 17-18. In the Final, H 71 won over FFI Håndbold and became the winner of B-Play-off in Boys 12. HSC Haltern-Sythen also participated in Boys 11 during Partille Cup 2022. They won B-Play-off, after beating Ljunghusens HK in the final with 16-9.