Kaeya is an outwardly confident and charming individual with a flair for drama. He is sometimes seen as overly laid-back and even lazy, but he takes his work seriously. Kaeya also enjoys putting people into high-stress situations and challenging their values, which he does to both his enemies and his allies alike. He takes pleasure in seeing the hesitation in his comrades' eyes before they dive into battle with him. He joined the fatui for unknown reasons. He can use pyro with his delusion.