Word for neologisms derived from the names of fictional characters

Is there a word that refers to or describes the subset of neologisms derived specifically from the names of fictional characters?

Solution 1:

If you can handle two words: we might describe such terms as literary eponyms.

From Daily Writing Tips:

3. Literary Eponyms

Fictional characters often evoke such strong qualities that we assign their names to those qualities: faustian, quixotic. We also refer to people who exhibit qualities of literary characters by directly associating them, such as when we call someone a Casanova, a Romeo, or a Svengali (retaining initial capitalization), but some other such terms, such as lothario, are lowercased.