Valder Farkill

A member of the Specials and a member of Zechs Merquise's unit. During the rebellion against the Alliance, he scored more kills than the rest of his team combined, earning him the nickname "Dark General of Destruction." He believed that the only person worthy of his skill was Treize Khushrenada, whom he hoped to defeat in combat before taking over leadership of OZ. During the final battle at MO-V, Valder was stunned by the news of Treize's death and was easily killed by Odin Barnett.

Gundam Battle Assault
Valder is the sub-boss in story mode where he battle Heero Yuy. But after the battle he stocks Heero by telling him that Treize is stills alive. in the game Valder pilots the Psyco Gundam Mark III & can be unlocked by beating Stroy mode on hard, but Treize on the game pilots Valder's real gundam... The Hydra Gundam.

Gundam Battle Assault 2
In the sequel, Valder is back in the Hydra Gundam and is the final boss in Zech Merquise's Street Mode & can be unlocked after beating Zech's Street Mode.