A Demon Lord's Dimension in a World of Anime Crossovers

What's the greatest motivation for cultivation?

Powerful enemies? Magic treasures? Cute and sweet girls?

None of those!! Ahem, I lied. Cute and sweet girls, yes.

He makes a pact with the Dimension Demon God Tower and begins traveling through the anime multiverse.

But damn it, why does keeping it running every day cost a year of my lifespan?!

We demon kings must keep our cool. Why let life get in the way?

Since you insist on making me a demon lord, don't blame me for taking three thousand concubines!!

This novel and its characters are entirely fictional. Any resemblance to real people or events is purely coincidental. Do not imitate.