In addition to AC Sparta Praha, 51 other teams from 5 different countries played in Boys 15. They were divided into 13 different groups, whereof AC Sparta Praha could be found in Group 1 together with Stanstad, IK, Lindome IBK and Husqvarna IK. AC Sparta Praha continued to Playoff A after reaching 1:st place in Group 1. In the playoff they made it to 1/8 Final, but lost it against Helsingborg, F.C. with 3-4. In the Final, Helsingborg, F.C. won over IBF Göteborg and became the winner of Playoff A in Boys 15. AC Sparta Praha also participated in Boys 14 during Gothia Innebandy Cup 2013. They reached the 1/8 Final in B14 Playoff A, but lost it against Helsingborg, F.C. with 3-4.