In addition to the two Ydun teams, 71 other teams from 16 different countries do play in Boys 13. They are divided into 12 different groups, whereof BK Ydun 2 can be found in Group 11 together with Istanbul Teknik U. SC, Ljunghusens HK 1, FH 1, Skånela IF and Kärra HF. BK Ydun also participated in Boys 12 during Partille Cup 2023. They reached the 1/8 Final in B12 A-Play-off, but lost it against Hellerup IK 1 with 11-12.