In duo mode, after all fights over, at the last game, one of the opponent get is life below 0, but not the other one, each game following keep score as it was. The game never end. Closing the game as no impact : got reconnect message from last game, and get back to the battle field, only one solution : surrender. This closed the game and get back to normal (got reward points). Note no specific action was notice during this party.