Naruto: The Outsider's Resolve - Chapter 3.18 (077):

Gon is the son of the duke of Hannan, but he has one problem, he has no mana. This makes him the subject of mockery among everyone in the town.It seems this is his destiny, to be ridiculed until his death but while dealing with a scroll his grandma left him, Gon gets the harem system.Name:Level:Skills:Conquered women:Potential women:The system gives him a new life and guides him to become the most powerful mage but of course this comes with enemies who Gon has to fight.This book is rated 18 because it contains lots of lemonsThere's NTR, there might be yuri.

Because I like to collect antiques, I was accidentally brought to a magical world by a crystal skull in my collection.

- Description from novelbuddy

Discovering that his wife was cheating on him with his superior, Jonathan Hayes was put on the combat list by his superior, a list that had already been concluded weeks ago.Wanting to survive from the war and come back to get his revenge on his wife and his superior, Jonathan was killed in the battlefield.Instead of going to heaven like every good man should, Jonathan woke up five years back in time, before his country was captured by the enemy, due to the help of his country's corrupt leaders. Jonathan knew his job immediately he realized what had happened to him. To liberate his country from getting captured again, and to get his revenge on his cheating wife and his superior.He had guessed correctly, but there was more to it. He not only went back in time, he woke up in a parallel world where magic was present. His job was not only to rescue his country from getting captured again, his job was to become the first warlord of the world. The first king of the whole world.[Congratulations, you have been rewarded with two unique skills from God]