He's also described as being cute, and increasingly, rather handsome, becoming an outright in the sequel, being witty and actually quite charming when he tries.
She didn't even let up her childishness while she sunk the Rending Scissors into him in a flashback.
After being defeated by Sora, her mind falls to pieces, enkindling her determination to destroy the planet.
In the present, she's quite adorable and is known to murder people with a knife in hand and her puppets — which somehow look like Yuya and his counterparts, albeit if they were all 6 — come to life and join in on the murder time.
From Shana is considered one of the most powerful Flame Hazes.
Especially when it's the evil going boom.
Since they're Izaya's little sisters, it was obvious, though at least they're kinda sweet.
Maybe both ideas are right and maybe neither of them is.