Albedo (Ben 10)

Albedo is the main and supporting antagonist from Ben 10: Alien Force

Appearance:
At some point after the ordeal with Malware, Albedo asked Azmuth for an Omnitrix for himself, as he didn't trust "a mere human". Azmuth later fired him, although Albedo claimed he quit working for him. Albedo then used his knowledge of the project to build a copy, and set it to match Ben's. However, when doing so, he didn't know that Ben's DNA would become the default, causing him to lose his Galvan form and become a clone of Ben.

Who is:

 * is the former assistant of Azmuth

Voice by:

 * Yuri Lowenthal.