Dark Old Demon

Roy's life was nothing special. The only thing commendable was the last few moments when he saved a mother and her child from a drunk driver.
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It's really an egg! Damn it, what kind of monster have I become? Did I fall into Hell instead of making it to Heaven??
Join Roy as he ventures through various worlds with the Custom Made Demon King System—a system that allows Roy to draw anything he can imagine and create it through exchanging souls!

Custom Made Demon King

Armageddon descended from the sky and smashed into the Diamond Gates. The intense light that erupted after the collision flooded the entire battlefield like an ocean. The angels and demons near the city gate screamed as they turned into ashes in this light.

After the intense light, what followed was flames spreading toward the entire battlefield and immense tremors that were like a magnitude ten earthquake. The flames were so fast that they burned the angels who survived. The tremors on the ground directly tore the ground beneath the demons' feet, and countless cracks extended and devoured the demons who couldn't stand steadily.

Amid the flames and the earthquake, there was a very crisp sound like glass shattering.

In front of the Crystal Arch