Korean manhua. MC is based on the very popular KR trope of world invaded by monsters but his power is to create Science Fictional weapons and equipment he imagines. Leveling up by consuming magic stones. Artwork is very nice, got potential. You may like, I do. Current armament, twin plasma pistols. Current arc, the boss rabbitsu he defeated using jet boots has been airlifted to a lab by people he doesn’t know,..