The Tubatron (O-10) is a that Marcus created with the "roar" Metavirus to confront the Lab Rats in one of Marcus's plans, by marking the Lab Rats with his apparently weak sound wave as phase one, & managed to hit the male Lab Rats. The Tubatron usually attacks with a burst of sound from the horn on his left shoulder, as well as missiles from the tubes that function as his right fingers. * Identification Number: O-10 * Install Metavirus: ROAR * Production Motif: Tuba * Height: 203 cm. * Weight: 266 kg.