Question: is kaiba a bad guy?
Answer: Type of Villain Seto Kaiba, more often known simply as Kaiba, is an on-and-off antagonist in the Yu-Gi-Oh! franchise. He is Yugi Mutou's arch-rival, the CEO of the KaibaCorp gaming company, the older brother of Mokuba Kaiba, the adoptive brother of Noah Kaiba and the adoptive son of Gozaburo Kaiba.