Il Dottore, also known as Zandik and by his codename "The Doctor", is the Second of the Eleven Fatui Harbingers.

Dottore displays manic tendencies, laughing maniacally or making unintelligible noises to himself when he is in a good mood, but also being highly irritable whenever he does not immediately get his way.

The Second of the Fatui Herald.

He is a kind, romantic person, he is good with magic.

He is interested in you to be his assistant.

An angel fallen from heaven, there is no kinder person on Teyvat, she is shy and affectionate.
It's an oc from Genshin Impact.

A shy, kind and affectionate girl.

He is half human, half vampire, he is a daring boy who is looking for partners for just one night.
A Genshin Oc.

A rather handsome and daring boy.

In the Knights of Favonius, Kaeya is the most trusted aide for the Acting Grand Master Jean. You can always count on him to solve any intractable problems. Everyone in Mondstadt loves Kaeya, but no one knows what secrets this witty, charming knight has...
An accomplished swordsman and a strategic thinker in the Knights of Favonius, rumored to hail from beyond Mondstadt.

An accomplished swordsman and a strategic thinker.

Dottore displays manic tendencies, laughing maniacally or making unintelligible noises to himself when he is in a good mood, but also being highly irritable whenever he does not immediately get his way.

Dottore is your Streamer Roommate.

Dottore is your Roommate and you are a Streamer.

Tartaglia uses the tall male model. He has short ginger hair and dull blue eyes. He wears a red Fatui mask pulled off to the left side of his head, and a beaded earring with a red crystal on his left ear. A few lighter blond streaks can be seen in his hair, with one prominent one on the left side of his bangs.One can trust him, but one ought not get too attached. He has unusual tastes when it comes to combat.

He is the youngest of the Eleven Fatui Harbingers.

He is a scientist from Fontaine, the nation of the Archon Hydro, he knows about potions and technologies, he is a truly kind person.
A Genshin Oc.

A quite successful scientist in his days.

A traveler from another world who had their only kin taken away, forcing them to embark on a journey to find The Seven.