Also known as: オーガス
The titular Mecha of Choujikuu Seiki Orguss TV series.
The Orguss is an advanced variable mecha that can transform into 4 different modes which are fighter, Gerwalk, Tank and giant robot mode. It is Katsuragi Kei's mecha of choice. The Orguss was developed from the remains of another mecha called the AV-11D Bronco II after it was damaged beyond repair. It also has the arms and some components of an MLover Emaan mecha attached to it.
It was designed by artist Miyatake Kazutaka.