In addition to Selfoss, 86 other teams from 21 different countries played in Boys 16. They were divided into 14 different groups, whereof Selfoss could be found in Group 13 together with HK Eskil, Torsby IF, HK Ankaret, Halsen/Runar 1, England National Team (OS) and SV 64 Zweibrücken 1. Selfoss made it to A-Play-off after reaching 1:st place in Group 13. Once in the playoff they won every match inluding the Final against US Creteil Handball, which they won with 15-12. Thereby Selfoss won the entire A-Play-off in Boys 16 during Partille Cup 2013.