"I'm not trying to manipulate you, jackass," Mephisto grumbled, "I'm pointing out that you're worried about the lives of people already hellbound, when your spell supposedly saps corruption out of them. You're too intelligent to be so fucking stupid." He faced the pile of what should be destroyed and he took one up in his hand, and it combusted in a quick puff of flame and smoke, and ash came out of his hand once he opened it. "They can be burnt, but with me around only. They won't dare harm a living being if I'm around." He was oddly persuasive over inanimate objects.
"... I gave your Princess a ward." He mentioned offhand as he picked up another scroll and destroyed it.