I Am a Swordsman, so Using a Rocket Launcher Is Not Too Much, Right?

Invincible and super cool, the male protagonist of the system is a bitch who pretends to be a pig and eats a tiger, a dog and a thief I practice with a sword, so it makes sense to not use a sword... Do you think I'm just a swordsman? You think it's just you! Can't beat him when he's being chased? Look at me a flashbang! The Ninth-Rank Power wants to kill me? Kill it with one shot! The body of a demigod wants to kill me? Have you asked about the Barrett on my hand! Is the God King crazy? Looks like a rocket launcher is needed to calm down! ... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.