In addition to IK Zenith, 162 other teams from 31 different countries played in Boys 12. They were divided into 40 different groups, whereof IK Zenith could be found in Group 9 together with Ystads IF FF, USC Paloma Hamburg 2 and Chungmu. IK Zenith continued to Play off A after reaching 1:st place in Group 9. In the playoff they made it to 1/16 Final, but lost it against SC Victoria with 1-2. In the Final, IFK Stocksund Blå won over Florø SK 1 and became the winner of Play off A in Boys 12. IK Zenith also participated in Boys 11 during Gothia Cup 2013. They reached the 1/16 Final in B11 Play off B, but lost it against Eschenbach, FC with 1-3.