Mini 4WD vs. RC. Damiano sends a postcard to Alan and his grandmother making them happy because they finally have the certainty that he is still alive. Meanwhile, the Noble Warriors train with their models but have a clash with an older boy, Carlo Maria Bullett, a radio-controlled off-road vehicle (RC), who challenges them to determine which of the two types of model is the fastest. Alan accepts and the next day shows up at the track, around a building under construction. The race is no holds barred and the boys discover that Carlo has a twin brother with an RC helicopter, who has come to his aid. On the finish straight, when everything seems lost, Alan manages to avoid the collision with the opponent's vehicle by swerving his Number 1 at the last: he throws the medal with the photo of him and his father against the rear wing. causing a U-turn and eventually winning the race. At this point three other boys show up and the Noble Warriors understand that it is a team of five brothers, in addition to Carlo Maria there are Jimmy, Luca, Gian Claudio and Maria Luisa. They also normally race with Mini 4WDs, in this case they used RCs to test Alan and his friends.