The phrase "a certain character in" is correct and usable in written English.
It can be used when referring to a specific character within a story, film, or other narrative context without naming them directly.
Example: "In the novel, a certain character in the story reveals a hidden truth that changes everything."
Alternatives: "a particular character in" or "an unspecified character in".
"We certainly didn't do it in style but the way we won the game shows that we've got a certain character in the team now".
For instance, you can ask to see "Leonardo DiCaprio's Oscar movie," or questions like who played a certain character in a film.
Such variation would involve its being something or having a certain character in some place(s) while being something else or having another character in others, which is incompatible with the necessity of its (all) being what it is.
Start an argument about who played a certain character in a show, and say that someone who obviously didn't did.
You play a certain character in the action, beginning as a private, and are not called by the name you join the game with.
Stats: Usually from 1 to 99, a stat determine a certain character skill in something.
A certain character would reappear now in the forefront, now in the background, of different fictions in such a way that the reader could gradually form a full picture of him.
Note how a certain character uses language in their dialogue.
There may be patterns of behavior in a certain character that doesn't exist in canon or something similar to that.
Much of your fiction seems to be born from a collision of disparate elements — some kind of cultural trend slams at high speed into a certain character that's evolving in your head and produces a singular kind of story.
Let people know that you are most like a certain character when they come in your room by even posting quizzes on the wall or lots of posters of your favorite character.
