Team Numero Uno is the robo club that the Hero joins in Custom Robo Arena. In the beginning of the game Dennis, Liv and one other are the members of the team. After the departure of said other member due to Liv challenging Bull, the hero volunteers to join the team. For a while Dennis, Liv and the Hero are the team's only members, but more people join later on. The team's clubhouse is located on the outer far eastern side of Midheart High.