Is there a way to cite TV Shows and Episodes with the MLA style?

Questions
9

Unfortunately, yes. You can pass multiple files to the bibliography function.

#bibliography(
  ("ref.bib", "Bibliography.yaml"),
  style: "modern-language-association",
)

Key does not exist in Bibliography

harry: # 👈 Here is the citation key
    type: Book
    title: Harry Potter and the Order of the Phoenix
    author: Rowling, J. K.
    volume: 5
    page-total: 768
    date: 2003-06-21

EDIT:

Please paste the original CSL here

This line pops comes television.csl, because that current version is only for cite(…, style: "television.csl"), not biliography(…, style: "television.csl")…