Dear Commander-in-Chief - Chapter 1062 - Romantic Promise

[You have become the master of the Warden Mansion.][Your first quest is to refine mana from one of your maids by having intercourse with her.]When nineteen-year-old Jett Talon suddenly wakes on an emperor-sized bed, he finds himself lord of a mysterious mansion where countless gorgeous maids stand ready to serve. His first companion is Mia, a blonde elven maid who checks his every box. After making love to her, Jett gains mana, unlocks legendary powers, learns his duties as Master of the Warden Mansion, and uncovers its hidden secrets.

“A qualified gunner should have enough firepower coverage.”

“So my battery has a diameter of three thousand meters, which is very reasonable.”

After a grand fireworks, Chen Jiang looked at the shocked eyes of the passers-by around him and said seriously.

…

When all races were thrown into a world and started to fight, a world with the theme of survival began.

- Description from novelbuddy

A man reincarnates in the body of a boy who suffered a tragedy, only to realize that he is in the world of My Hero Academia. What's even stranger is that his quirk seems to have the abilities of Nen and Haki.

“Ding ~ Host has been killed, experience + 100.”

“Ding ~ The Host despises the strong, imposing manner + 100.”

“Ding ~ Host has consumed a point, you have received a modern hand grenade!”

You can cut me, but can you not cut my face? He had to rely on his face to survive!

Ye Fan had traveled through a fantasy world filled with slaughter. The system told him that he could live forever!

You are an Earth Divine Realm expert? Sorry, kill him! Are you a Heavenly Dipper Sovereign? In my eyes, it’s too trashy!

Indestructible! This world is vast and boundless, and I am the king!

- Description from Novelupdates