If Merlin is this powerful, then why don't she just take the Earth under her protection and ban demons and goddesses. Since she defect the most powerful of the demons and the angels, and the Goddess and Demon King don't seem to go there in person, she could end the war now.
....I don't know how the MC is having a hard time telling them apart when their hair is different shades. Unless he lives in a black and white world. Also, the way they speak also give them away.
Anyone else wishing that the demons just go, "So what?" and just crush Merlin? Her cockiness is pissing me off a bit. Now I know a lot of people in this manga are cocky, and most of them get destroyed, but a lot of the cocky guys worked for their power throughout the story. Merlin just needs to...