They are not rated R.
Reasons for PG-13 Rating:
* Intense sequences of fantasy violence: The films contain numerous scenes of magical battles, including the use of dark spells and physical combat.
* Some disturbing images: The films depict some disturbing scenes, such as the death of characters, the torture of prisoners, and the depiction of dark magic.
* Thematic elements: The films deal with themes of death, loss, and the struggle against evil, which may be intense for younger viewers.
* Language: While not overly excessive, the films contain some mild language and profanity.
Note: The rating is based on the MPAA's guidelines, which are intended to provide parents with information about the suitability of films for different age groups.