Only This Trick

[Maybe it's a light novel with a relatively pure taste, focusing on daily life] "This move was something I learned after a lifetime of hard work! Take the move!" "Invincible Divine Slash!" "Uh! Ah!!!" "How can the body compare to a superheated weapon? Watch me kill you completely!" "Invincible Divine Slash!" "My mecha!!!!" "I am the number one general in the demon world, and no one can stop me yet." "Invincible Divine Slash!" "Ooooooooooooooooooooooooooooooooooooooooooooooooooooooo, "Is the demon god going to be born again? This world... Is going to fall again..." "Invincible Divine Slash!" "What? The demon god has disappeared!?" "Invincible? You just said invincible, right? Then, time, stop." "Invincible Divine Slash!" "Pfft!!!!" "Hold on! Don't close your eyes! I promise you won't die! I promise!!!" "Invincible Divine Slash!" "Eh?" "Ugh! This food tastes terrible!" "Invincible Divine Slash!" "Smell——!!!" "Do you only know this trick?!" "Hmph~! Invincible Divine Slash!"