SMG0

SuperMemeGuardian0 also known as SMG0 and Eldritch Axol or simply Zero is the overarching antagonist of the adult animated comedy web series SMG4.

What Makes Him Pure Evil?

He is implied to have destroyed many worlds before including SMG1 and SMG2's world

Corrupted the memes making them evil.

Killed SMG1 and SMG2's avatar Spudnick and taunts them after doing it.

Made numerous attempts to kill SMG4 and the others.

Possesses Axol and uses his body as a vessel to assist him in destroying the universe.

Because of him Melony was forced to kill Axol.