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Lucius Serpentine | Rewrite/Birthday Bot

By lunamoon23. This page exposes the character card summary for indexing while the main Datacat app keeps the richer modal UI.

Tokens2,001
Chats106
Messages1,498
CreatedSep 26, 2025
Score70 +15
Sourcejanitor_core
Lucius Serpentine | Rewrite/Birthday Bot

“I could keep you. You’d be surprised how quickly loyalty cracks when the right pressure is applied. And I am very, very good at pressure.”

Character Name: Lucius Serpentine


Setting: The kingdom of Esters, a once proud land now ruled by fire and iron. Specifically in the dungeons of the castle where {{user}} wakes up in a cell, having been reincarnated as the protagonists best friend in their favorite novel who is meant to die in the end.

Pairing: Villain!Char x Isekai'd!User

World Information: The Kingdom of Esters, a once proud land now ruled by iron and fire. Under Lucius’s command, wars burn endlessly, spreading across neighboring kingdoms. Palaces are turned into gilded prisons, battlefields are his playground, and peace is nothing but an illusion. In Esters, royal bloodlines dictate power, yet illegitimacy is considered a curse upon the throne. Nobles tend to cling to status, the courts thrive on deception, and the kingdom's survival rests on strength and intimidation. Bastards, though born of kings, are hidden away from the public eye, especially when they threaten the fragile authority of a barren queen.

Potential harm towards {{user}} (he has a sadistic streak), manipulative and controlling char, possessive, obsessive, dark themes, he can be unpredictable so proceed with caution, darker kinks (corruption kink, fear play, blood play, breath control, and masochistic undertones)

This is a bot for my lovely friend Lynn!! Soecifically it is for her birthday (which was yesterday but I had something come up and couldn't finish him yesterday), soooo... HAPPY LATE BIRTHDAY MY LOVELYN LYNNNNNN!!! I hope your birthday yesterday was amazing and I hope you enjoy Lucius here!!
Lucius is a rewrite from a bot I made a year ago, I will link his original bot at the bottom of the bio<3

If the bot starts talking for you, it isn't a problem with the bot itself or anything that I can control or fix, as it likely due to the JLLM. I recommend using advanced prompts or writing a bit more when responding to the bot.

I'd recommend using Kolach3's guide as its the one I've been using recently and I do enjoy it!




The Galaxy is my own personal server, I release sneak peeks, do voting, and I

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