Ahhhhh, why'd you change the structure up? :|... Your structure before was perfect. Easy to read bars, not all centered and stuff. Still dope though!

Monster in the mirror! Wait, could that be me?
Blackened teeth, ashy cheeks, I'm panicking

Doppppeeee!!!

Doctor, Doctor, who should I call first?
My folks or the classmates I nearly shot dead?

This couplet was the only one that really seemed off to me, no real rhyme to speak of.

Really fucking good... You killed this one again dude. You got a way with that pen brother, can't wait to see you keep dropping em!!