Whether or not he could become an Akuma really depended on whether or not Hawkmoth could give him a reason to accept the power, give a power he didn't already have, or actually convince him to do the work.

He wasn't as susceptible to psychic powers either, except for one little detail, his having a magical control spell already cast on him.

"Wouldn't be afraid of em even if I was a villain... And man, you are every single thing I hate about grownups. Treat everyone like they're beneath you... Bet your son feels the same way." He can't imagine any kid being happy living under the iron fist of this dictator.