Fantasy I Only Use One Move

Welcome to bind the 'One Move System'. From now on, no one in the world can force me to make unnecessary second moves. With one move, he swept across the world. One move, kill them all instantly. With one move, he can wreak havoc all over the world, causing all the gods and Buddhas to be devastated. ---- "The battle between the two most powerful men has finally begun." "This time, can we finally force him to use his second move?" "The duel between the two strongest men in this continent will probably last forever." "..." "Sorry, still one move!" "What! Is there no one in this world who can make him do it again?" "Still one move!" "..." Welcome to the story of the strongest man in one move! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.