Önnereds HK 3

In addition to the three Önnereds teams, 57 other teams from 15 different countries played in Boys 12. They were divided into 10 different groups, whereof Önnereds HK 3 could be found in Group 10 together with HC Viimsi, HK Ankaret, Toyosato HC, Fjellhammer IL 1 and Eskilstuna Guif 1. Önnereds HK 3 continued to A-Play-off after reaching 3:rd place in Group 10. In the playoff they made it to 1/16 Final, but lost it against OV Helsingborg 1 with 9-14. In the Final, Slavonia HT won over RK Rugvica and became the winner of A-Play-off in Boys 12. Önnereds HK also participated in Boys 11 during Partille Cup 2018. They reached the 1/4 Final in B11 B-Play-off, but lost it against IK Sävehof 5 with 11-12.