Citadel for All: The Only Unit Angel at the Start of the Game - Chapter 464

Perhaps it is the choice of fate. As a senior otaku, Qian Lingfeng got the “steel shell system”. However, when he swept the world with the system, became a local rich man, made all kinds of beautiful women, opened a harem, and realized the ultimate fantasy of thousands of otaku, he found that things seemed far from simple!
When the end comes, biochemical zombies suddenly come down, fierce beasts are in power, bloodthirsty zerg roam to kill the world, and human lives are comparable to dirt. Where will weak human beings go in this world? Is humanity going to be extinct? Or … can an otaku save the fate of the human race?

- Description from Novelupdates

As a sandbox game player who loves peace and farming, Chen Xiyi said that he is not the kind of fourth natural disaster that will bring chaos to the world, and he is good at influencing the enemy with truth and justice.

“If you have something to say, put away the weapons of mass destruction in your hands first, and you can discuss anything.”–The last words of a famous NPC.

- Description from novelbuddy

Follow the story of Tianlian Liu Shu, a tree who didn't know anything at first and struggles to survive and extend her roots through the cosmos.The World she lives in is filled with fantastic sights and strange new cultures, and there is something everybody in this World has: A system.Moreover, even while she is a tree, she has people who will fawn over her...?“Tiantian, does the Sun feel good on your leaves today?”“Liu Liu, I've found this delicious compost made of natural extract~.”“Tian'er, does the wind feel good on your branches?”Tianlian Liu Shu, a female tree, didn't really know what to do with these fawning women.

I was born in Japan and inherited a temple at the beginning.The system is activated at the beginning, which can enhance everything.“Ordinary Buddhist Scripture” enhanced to “Medicine Buddha Sutra”Recite the sutra ten thousand times, and you will become a Vajra!“Vajra Pestle” strengthens “Vajra Indestructible Root”The most rigid and masculine, indestructible!“Eight Divisions of Heavenly Dragons” enhanced to “Great Heavenly Dragon Visualization Method”Great Heavenly Dragon, Prajna Buddha!The widow haunted by evil spirits, the eight-foot-tall adult…“I don’t know if I can bear it.”“Demon, I want you to help me practice!”