Super Devil

Super Devil is a character from the Bikkuriman series. He first appeared as the Head type seal from series 3 of Akuma vs. Tenshi Seal, being the first Akuma (Devil) character to appear as a Head seal. Super Devil is one of the most recurring characters in the franchise, representing the Akuma while his rival Super Zeus represents the Tenshi (Angels).

(Source: Bikkuriman Wikia)