Rise of the Strongest War God - Chapter 1: Second Chance

Keeley, a simple plain Jane, hits the jackpot. [No, she did not win the lottery!] At least that's what she thinks when she marries the most eligible bachelor in New York City: Aaron, a wealthy cold-hearted heartthrob and Tycoon.

In the face of Thanos and his crowd of alien warriors, Jerry took out his wand:

“Avada Suomin”, “Shenfeng Wuying”, “Fuchsia”, “All Petrochemical”…

Withdrawing the wand, pressing both hands on the ground, a huge alchemy formation was formed on the ground, and countless gun barrels roared like thunder.

Get up and put your hands together, the Dragon Slayer Profound Magic is activated, “Red Lotus Exploding Thunder Blade!”

…

Traveling through the Marvel universe, Jerry gets a bizarre panel that rewards Little Red Star for doing good deeds.

Consuming Little Red Star can go to other magical worlds to learn magic,

Consuming Little Red Star can also refresh your mind and speed up the efficiency of learning magic.

In order to protect himself and his family, Jerry reluctantly embarked on the path of constantly doing good deeds to earn a little red star, and working hard to study and learn magic.

The protagonist’s three views are upright, not a virgin, no brainless, no system, the panel is only responsible for traversal and refreshing, all magic is acquired by the protagonist through learning, and powerful through research.

- Description from novelbuddy

In regards to the MMORPG Cross Reverie, Sakamoto Takuma boasted an overwhelming strength that was enough for him to be called the Demon King by the other players. One day, he gets summoned to another world with his appearance in the game. There, there are two people that insist “I am the real summon master.” Takuma gets slave-turning magic used for summoned beasts cast on him by the girls –

[Unique Characteristic: You acquire ‘Protective Instinct’ (保護本能).]