If you plan on making the Mc like the former Arnold I'm in but it's looks like no. You should just merged both of them at least that way you can have a Mc who is evil but with common sense but you just had to spoil this.
if any one wants to go read a cringe power fantasy story about a psychopath who does acts of villainy because he is pure evil and a psychopath, go read cringy "villains retirement"