My Plug-In in Fantasy Is a Template

He has a certain skill, but it is useless in the real world. In an accident, he traveled to a chaotic alien world and obtained a plug-in-like template. Here, he can brandish the weapons in his hands unscrupulously; here, he chooses to embark on his own road of kingship, and here, he flies to another world and is unrivaled in the mainland. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.