This is the Standard colors of the MS-06FZ Zaku II Kai Commander used by the Space Revolutionary Army.  Particularly the Republic of Zeon Forces.

 This is the space variant.  Equipped zero gravity, fighting in space colonies, astroids or on the moon.

With model provided by He also added the horn to this picture.

Prompts I would use

Highly detailed, MOBILE SUIT GUNDAM 0080: WAR IN THE POCKET

MS-06FZ ZAKU II KAI, ZEON, ZAKU, ANIME, 90S ANIME, 80S ANIME, MECHA