Betsumon

Betsumon is a minor villain in Digimon Xros Wars. He is a comedic cosplay monster that wears usually a Gatomon suit. Betsumon also has the ability to disguise himself into any Digimon he wants including Angemon, Astamon, DarkKnightmon, Examon, Monitormon, Omnimon, Pandamon, Persiamon, Shoutmon and Stingmon.

In the past, Betsumon used to be Gumdramon's partner in crime, until Betsumon escaped, betraying Gumdramon for him to be caught. Betsumon even lost his memories of Gumdramon. Gumdramon Digivolved to Arresterdramon to fight Betsumon in his Examon disguise. Betsumon was then defeated, and Tagiru captured him, thus restoring Betsumon's memories.