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.
...
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

Although Arthas couldn't identify the races of Julia and Benia, he didn't pay much attention to them. He only knew that these two women had appeared with Tichondrius, so they were most likely demons.

Julia and Benia didn't say anything and only stood quietly behind Tichondrius. Tichondrius stepped forward and grinned sinisterly at Arthas. "Well done, young prince. You completed the Lich King's task very well and captured the kingdom of those long ears. I believe that from now on, they will tremble when they hear your name. Now, it is time to resurrect Kel'Thuzad. He is already impatient."

"What should I do?" Arthas asked expressionlessly.

Age Problem