hack
hack writer
literary hack

There is nothing wrong with being a hack writer.

He took on a number of miscellaneous jobs as a hack writer but always found himself short of money.

He's gaming version of a human interest story seem like the work of a hack writer.

"So you prefer a hack writer to me, do you?"

But whatever the critics said about the results of his labors, Smith was never a "hack" writer.

Self-destructive behaviour saw him end his life as a hack writer in London.

It is similar to calling someone a hack writer or a slob but specific to practitioners of magic in these stories.

Patten, however, never received any royalties for them, being paid up to $150 per story as a hack writer.

I never want to be a hack writer, turning out adventure merely for the money.