MTL - Back To Eighty - Chapter 293 advantage, disadvantage

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.
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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.
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As the “illegitimate child” of the Shen family, Shen Jun is cunning, ambitious, and good at forbearance. In order to become an official, he had to endure the bullying of Chengjue’s younger brother. Enduring it, he suddenly discovered that the other party’s bullying behavior didn’t seem to be what it appeared on the surface.
Overturn his wine, the actual wine is poisonous.
shoot his horse, there is something wrong with the actual horse
He seems to be contemptuous of him, but actually provides him with opportunities everywhere.
Shen Juan suddenly felt that his little brother was not that annoying, and even a little…
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Shen Fengzhang is a vicious male supporting role dressed as a woman disguised as a man. When she opened her eyes, she saw that the male lead, who would dominate in the future, was being beaten in an alley by her.
Looking at that face, she resolutely went up to make amends. From then on, while bullying the male lead, she secretly helped the male lead under the system’s requirements, just waiting to get off the line safely before the male lead ascended the throne.
Unexpectedly – the hero rebelled ahead of time! Surrounded by elite soldiers, Shen Fengzhang decided to commit suicide in order to avoid being hacked into pieces, but saw the male protagonist grab the dagger, and said convincingly, “I know you did those things because you love me.”
Shen Fengzhang:? ? ?
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[Small Theater] Everyone knows that when His Majesty was trapped in the shallows, Shen Fengzhang, Lord of Shixing County, insulted him in every possible way. Now that His Majesty is enthroned, in order to please His Majesty, Shen Fengzhang must die! The ministers of the Manchu Dynasty participated in the memorial, and the county magistrate made things difficult. However, the impeachment memorial became thicker and thicker day by day, and His Majesty never said a word. Until one day after Shen Fengzhang asked His Majesty to stand up, His Majesty threw the notebook on the ground, his eyes were cold, “You don’t want to marry! Shen Fengzhang, who do you want me to stand up for?!”
[Reading Tips]
1. Keywords: women disguised as men, enemies become lovers
2. Both the male and female protagonists are not good friends and have no blood relationship
3. Ambitious, duplicity, black lotus male protagonist X sword slanted, unconventional female protagonist
Content tags: court marquis wearing books women disguised as men above court
Search keywords: Protagonist: Shen Fengzhang, Shen Jun ┃ Supporting role: The ancient saying “Nothing but Good-looking” ┃ Others: Women disguise themselves as men, enemies become lovers

- Description from novelbuddy

He shattered the heavens… and got isekai’d into a crazy desert survival game!Xu Tao cultivated for ten thousand years, defying death and destiny to reach the Divine Heaven Immortal Stage.But just as he touched the heavens—The heavens kicked him into a world based on a full-dive VR game.Now he’s got no Qi. No weapons, no cultivation… and no pants.Just a desert full of monsters, a glitchy “Lost System” that won’t shut up, and knowledge forged from millennia of clawing his way to the top.Enemies? Weaklings.Mystic beasts? Drop garbage loot.Level caps? He’s Xu Tao.He didn’t spend ten millennia chasing immortality just to get wiped by a scorpion in a tutorial-zone!But he’s definitely not here to play. He’s here to ascend—again.Even if this time, he has to grind EXP and punch sand beetles to do it.But wait... That's not all...? He could also... What?!

Ken was about to take his own life, after he had experienced a very tragic emotion. However, he was stopped by a mysterious cyan screen before his eyes.“What is this?”The Cyan screen displayed a message. It called itself the Guarantee System, and told him that it would guarantee whatever mission he desires. And through these missions he was to earn a reward, and these rewards were to be massive if the mission he takes, is relating to a… female.Then the question followed…[What will be your first mission?]At that moment, Ken knew… just the right thing he wanted. With a smirk on his face he said.“I WILL GET ALL THE LADIES I WANT!”Hehe'Disclaimer: This story is a work of fiction. All characters, events, and organizations are imaginary and any resemblance to real persons or events is purely coincidental. The narrative is intended for entertainment purposes only and does not reflect real-life occurrences or perspectives.Enjoy!