Time Traveling God-Level Villain

Traveling through the age of pirates, Ace was executed by Akainu at the end of the war, Became the big villain in One Piece - the new Yonko Blackbeard "Tikki", The big villain starts by plundering the Shock Fruit. How does the second villain in the middle school save himself and fight against the shameless system... This book is also known as "Shameless System, Please Change Your Fate", "With a God-level System, It's Hard to Become Stronger", "Forced to Be a Villain"