Kimberly Hart is a very popular one. She's a well - known and beloved female Power Ranger. Fanfiction often explores her relationships with the other Rangers in more depth, or gives her new adventures outside of the main storylines.
Trini Kwan is another great character for fanfiction. Her calm and intelligent nature can be further developed in fan - created stories. Maybe she could have a solo adventure where she uses her martial arts skills in a new and unexpected way.
The leader of the Dark Rangers is often a popular character. They usually have strong leadership skills and powerful dark abilities. For example, a character who can control shadows and use them to attack or defend.
Often, the main Power Rangers like the Red Ranger are popular in these fanfictions. They are usually the ones leading the charge in the lemon - themed adventures.
Tommy is another fan - favorite. You could write about his journey from being an enemy to becoming a powerful ally. In fanfiction, you can expand on his internal struggles during this transformation and how he impacts the team dynamic.
Ash from Pokemon often makes an appearance in these fanfictions. Since he's the main character in Pokemon, he can be easily integrated into the Power Rangers' world, maybe as a special Ranger or an ally.
Naruto himself is often very popular. His energetic and determined personality makes for great crossovers with the Power Rangers. Then there's Kakashi, with his cool and mysterious nature. Rangers might be intrigued by his sharingan and ninja skills. Also, Tommy Oliver from the Power Rangers is a favorite. His long history in the Power Rangers series and his various ranger forms can bring a lot to a crossover story.
Often, the main characters are the dark power rangers themselves. Each ranger has their own unique personality and abilities. There could also be some original characters created by the fanfiction writers, like a mysterious mentor figure for the dark rangers who guides them in their dark quests.
Sky Tate is often a popular choice. His journey from being a bit of a hot - headed rookie to a more mature leader provides a lot of room for character development in fanfiction.
In Naruto, Naruto Uzumaki himself is often very popular. His determination and growth throughout the series make him an appealing character in fanfiction. In the context of a harem, his friendly and somewhat naive nature can attract female characters from both universes. From Power Rangers, the Red Ranger is usually a favorite. He represents leadership and strength, which are attractive qualities. In a harem fanfiction, he might be seen as a protector figure for the female characters. Also, characters like Sakura from Naruto are popular as she can add a bit of a love - triangle dynamic with Naruto and the Power Rangers characters.
Optimus Prime is often a popular character. His leadership and strong moral compass make him a great addition to any crossover. He can provide guidance to the Power Rangers and his powerful form is always an asset in battles. Another popular one is Tommy Oliver from the Power Rangers. Given his long - standing popularity and his many different Ranger forms, he has a lot of potential for interesting interactions with the Transformers.
Harry Potter is often one of the most popular. Fans like to see him use his Gryffindor courage in the world of Power Rangers. Hermione is also popular as she can bring her intelligence and knowledge of magic. From Power Rangers, Tommy Oliver is a favorite. His experience as a Ranger can be interestingly combined with the magic world of Harry Potter.