Devil Slave (Satan system) - Chapter 147 Rising Value Of D999...

Xin Yan was betrayed in her past life, brutally killed by her boyfriend and her best friend.But she didn't expect to get reincarnated.“In this life, I will plot my revenge against those who have harmed I and my family,” Xin Yan vowed.“Darling, don't you need me to help,” a coquettish male lead asked.Xin Yan felt her scalp tingle as she gritted her teeth.“Fine,” it wasn't bad to have someone take revenge on her behalf, was it?Have questions?

Lin Lan has traveled to an Otherworld, becoming an unremarkable Lord.With his system, he can enter different instance dungeons to pick up some items and bring them back to his world, such as air conditioners and coffee machines.For a while, his life remains peaceful, until the arrival of a merchant disrupts his routine. Unbeknownst to the merchant, a supernatural creature has been following his fleet, now encroaching on Lin Lan’s territory.[Please note, a shadow from the Apocalypse is pursuing your footsteps, intending to devour your soul and your cherished past dreams (dungeon items), Seagull Town will be completely destroyed in 180 minutes!][Two solutions have been provided for you][Solution One: Proactively head to the designated area to manifest the Dungeon Card and face the shadow of the Apocalypse under the gaze of the Red Moon](Choosing this solution may yield unknown rewards!)[Solution Two: The best plan is to flee, abandon your territory, and quickly move away from the sea](Choosing this solution will result in the shadow swallowing all collected dungeon items!)

Mark is a genius military weapon designer who was kidnapped by a mafia gang after refusing to work for them.
They forced him to design unique weapons for five years, until one day he successfully escaped only to get shot by his trusted comrades.
*Ding! You awakened a weapon system.
When he opened his eyes, he was in a different body and in a different world.
"You want to kill a wild boar without being detected? Forget about bow and arrow. Here, I present you this sniper rifle."
"You want to kill a horde of goblins from the sky? Forget about those flying carpets and brooms. Here, I present you the fighter jet."
"You want to kill a dragon? Forget about taking the help of the S-class adventure team. Here, I present you a nuclear bomb."
Join Mark Spencer/ Lu Zhen as he brings the whole world to its knees with the help of his weapon system.
***
Note: Author isn't born in an English-speaking nation and has no editor either. So, please be understanding if there are any grammatical errors.
**************
You can also support the Author through Patreon

https://www.patreon.com/snowstar

After becoming #1 in the world after playing a grand strategy game as the most difficult faction on immortal level difficulty, MC receives an invitation to compete in an even more challenging game which takes the MC into the world of the game itself, but as it's weakest lord who will die two days later that appears only as a cutscene in the tutorial as first of many deaths to rock the continent until only one survives to proclaim a new eternal empire.Can the MC use his game knowledge to successfully survive his impending doom, and rise from the ashes to reclaim the glory he'd won before?