I think Leviathan might be the two types of envy: malicious (jealousy) and benign (inspiration). One head would say "Wow! You're so cool, I want what you have!" and the other would say "Stop pretending to be something you're not! You deserve nothing but misery!"
Leviathan Helluva BossALT: Leviathan Helluva Bossstatic.klipy.com