Duo Maxwell (II)

The son of the Duo Maxwell and Hilde Schbeiker. His attitude is much more abrasive than his father's though closely resembles him. Hilde states that he appeared at the orphanage from nowhere, however implications are that he is in fact their son by blood. He has been trained as a pilot to work alongside Heero in Operation Mythos. He pilots the MS "Warlock".

(Source: gundam.wikia)