In addition to Marstrands IBK, 53 other teams from 3 different countries played in Boys 12. They were divided into 13 different groups, whereof Marstrands IBK could be found in Group 2 together with Alingsås, IBK, FBC Engelholm, Melleruds IBK and FBC Kladno. Marstrands IBK continued to Playoff A after reaching 1:st place in Group 2. In the playoff they made it to 1/8 Final, but lost it against Karlstad IBF 1 with 3-7. In the Final, Vöikers, IBK won over Karlstad IBF 2 and became the winner of Playoff A in Boys 12.