function plugin_init()
  register('party mode: duel', '1.00', 'USDX Team', 'http://www.UltrastarDeluxe.org');

  require('Usdx.Party')

  local Mode = {}

  Mode.Name = 'Duel'
  Mode.CanNonParty = true;
  Mode.CanParty = true;

  Usdx.Party.Register(Mode)

  return true;
end