The Martial God who Regressed Back to Level 2 - Chapter 668:

In a normal and average modern world where a prestigious academy nurtures elites in a certain field who are known as ”Supreme“ such as [Supreme Inventor], Allen Walker suffers from being called 'average'. Allen Walker can't accept why he has to be average when a few are fortunate to be born as either a genius or prodigy. After a week of self-loathing, when all of his hope was lost, a sound snap him back to reality, or is it insanity?

Ding!

[A suitable host has been found! Prodigy System at your service!]

Ding!

[Hello darling! Chuu~ Harem Protagonist System at your service! Or do you want my service in bed instead?]

Ding!

[A wild Anti-loner System has appeared!]

Ding!

[Fiction fanatic, praise thee and thou shalt be graced with the Multiverse Traveler System!]

Ding!

...

Before Allen can even choose a system, another too familiar sound harassed his ears.

Ding!

[For achieving a thousand system requests which are a one in a decillion chance to occur, a Supreme Being was forced to use Divine Intervention.]

[Merging all of the thousand systems to create the most versatile and advanced system... Merging complete! Alternate Multiverse Chat Group System has been obtained!]

After accepting the Alternate Multiverse Chat Group System, Allen becomes a prodigy and the Chat Group's Admin and has no choice but to chat with beings from other universes.

Beings with suspicious, delusional, and eccentric names such as [I Love Mathematics], [Lolicon Shota Cultivator With Soul Fetish], [Sword Forge From Chaos], [Self-Proclaimed Genius Goblin Hero], [Reality's Bitch], [Time Manipulator Of The Apocalypse], and [Delusional Modern World Chuunibyou]

The chat group introduces Allen as [Supreme Order] as he chats with the otherworldly beings to find out the secret behind the Alternate Multiverse Chat Group.

On the battlefield, the Avengers fell into a bitter battle, and when Thanos was about to win, suddenly, there was a loud noise in the sky, and only a huge battleship that covered the sky appeared above everyone’s heads, and opened the door from the battleship. A man stepped out of the hatch.

“who are you!”

Thanos felt uneasy and shouted loudly.

“Who am I, you ask?”

The man looked down on the world.

“Listen well, I am the doctor of Rhodes Island, the admiral of the tutelary mansion, the master of Chaldea, the commander of Griffin, the onmyoji of Heianjing, the knight of Princess Link, the dress-up master of the Miracle Continent, Rainbow Squad operator, Battle Commander, Duelist of Dueling City, Demon Hunter who can cry, Demon Hunter who collects Gwent cards, Ashes of No Fire, Master Ashes of Fireproof Lady, Destroyer of Outer Gods. Sever Undead The man of the sky. Grabber of Skyrim, god of war who slaughtered the gods of Olympus and Asgard. Assassin who wants nothing but love, little policeman of Raccoon City, ruler and protector of the border. King of Erden, High Lord of Azeroth, Warrior of Arad, Summoner of Valoran, Defender of Crossfire, Mercenary of Kuhan…”

- Description from novelbuddy

Jiang Pengji got something called the Court Intrigue Stream System.
System: “Your goal is to become the most prestigious woman in the kingdom (the Queen)!”
Jiang Pengji: “Okay, System. No problem!”
Years later, she met the target by becoming the most prestigious woman (the Empress).
Jiang Pengji: “Well done, no?”

“O, Hero!” With that cliched line, Kazuya Souma found himself summoned to another world and his adventure–-did not begin. After he presents his plan to strengthen the country economically and militarily, the king cedes the throne to him and Souma finds himself saddled with ruling the nation! What’s more, he’s betrothed to the king’s daughter now…?! In order to get the country back on its feet, Souma calls the wise, the talented, and the gifted to his side. Five people gather before the newly crowned Souma. Just what are the many talents and abilities they possess…?! What path will his outlook as a realist take Souma and the people of his country down? A revolutionary transferred-to-another-world administrative fantasy series starts here!