In addition to the two Häcken teams, 161 other teams from 31 different countries played in Boys 12. They were divided into 40 different groups, whereof BK Häcken 1 could be found in Group 29 together with Olympiacos FC, IFK Mariehamn and Västerås IK 1. BK Häcken 1 continued to Play off A after reaching 1:st place in Group 29. In the playoff they made it to 1/16 Final, but lost it against Skiljebo SK with 0-6. In the Final, IFK Stocksund Blå won over Florø SK 1 and became the winner of Play off A in Boys 12. BK Häcken also participated in Boys 11 during Gothia Cup 2013. They reached the 1/16 Final in B11 Play off A, but lost it against Helsingborgs IF 1 with 1-5.