Is Innocent Zero the final boss in Mashle? Fan theory explained

Mashle fans are convinced by one particular fan theory - so is Innocent Zero the final boss in the anime?

Innocent Zero, Mashle Wiki

Chua Tek Ming~*Anime Power*~ !LiVe FoR AnImE, aNiMe FoR LiFe

Innocent Zero, Villains Wiki

Is it me, or is Innocent Zero´s Time Reversal kinda broken? : r/MASHLE

Innocent Zero, Mashle Wiki

MSHL: Muscles and Dust (MASHLE / RWBY)

EPIC BATTLE! Wahlberg vs Innocent Zero! BIG REVEAL

Mash vs Innocent Zero! The Final Battle Begins

The Fierce Battle Ends! Innocent Zero Makes His Move!

Mashle Wiki

Mash vs Innocent Zero! The Final Battle Begins

if innocent zero was in the BC verse! (mashle) : r/BlackClover