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

Because of Roy's existence, Sargeras's interest in the frost demons in the Abyss was aroused, making Roy speechless.

If nothing unexpected happened, during the future research of the Burning Legion on frost demons, they would discover the special effects of the demon blood of frost demons. This was certain, and it would become the origin of the Scourge virus in the future.

However, the Burning Legion's exploration of the Abyss would not yield any results for a while, and Sargeras couldn't find a qualified replacement to replace Roy's command of the Legion in a short time. So in addition, he targeted some mortal races with great potential.

For Sargeras, what he needed now was commanders to command the Legion, and the commanders had to meet one requirement—sufficient intelligence.

Involving Authority