Goku sometimes makes an appearance in Naruto - Beerus fanfiction, even though he's from a different series. His connection to Beerus in his own universe can be used to create crossovers. Fans like to see how he would interact with Naruto and the other shinobi, and how his power would compare to theirs in the context of a fan - created story.
Sasuke can also be quite popular in Naruto - Beerus fanfiction. His rivalry with Naruto and his own quest for power can be interestingly intertwined with the arrival of Beerus. In some fanfictions, Sasuke might see Beerus as a new challenge or an opportunity to gain more power.
Beerus would likely be more powerful. He is a god of destruction in his own universe with incredible cosmic powers. Naruto is extremely powerful in his world, but his power is mostly based on chakra and ninjutsu, which is on a much smaller scale compared to Beerus' ability to destroy planets with a flick of his finger.
Naruto is often very popular. His outgoing personality and determination make him a natural fit for the rockstar world. Fans love to imagine him on stage, rocking out and inspiring the crowd.
Kakuzu is another character that can be popular in these fanfictions. His unique ability to have multiple hearts and his money - loving nature can add a touch of humor or be explored in more serious ways in relation to the Akatsuki's goals and activities.
Naruto himself is often a popular character in such fanfictions. His popularity in the original series makes him a natural focus for new and cybernetic - themed storylines. Sasuke is also quite popular as fans like to explore how his Sharingan could be enhanced with cybernetic elements.
Naruto himself is often a central and very popular character in these fanfictions. Since it's about his rebirth, readers are interested in seeing how his character evolves differently.
In Naruto fanfiction, Sasuke is often very popular. His cool and brooding nature makes for interesting storylines. Naruto himself is also a common focus. In Megaman fanfiction, Megaman and Proto Man are popular. Their heroic personas and their relationship as brothers or comrades are often explored in different ways.
Twilight Sparkle from My Little Pony is also quite popular in these crossovers. Her intelligence and powerful magic make her a great counterpart to Naruto. She can have really interesting interactions with Naruto, whether it's about sharing knowledge or working together in battles.
In 'alchemist naruto fanfiction', Naruto is surely one of the most popular characters. He could be the one to bridge the gap between the ninja world and the world of alchemy. Sakura is also a likely popular character. Her intelligence and medical skills could be developed further in a story with alchemical elements, like using alchemical knowledge to improve her medical ninjutsu. Another popular character could be Itachi. His complex backstory and powerful abilities could be intertwined with alchemist concepts in really interesting ways.
Naruto and Sasuke are still really popular in extreme fanfiction. Their complex relationship and powerful abilities make them great subjects for fan - created stories. Sakura also has her share of popularity as she can be developed in different ways in fanfiction, like becoming a super - strong medic - ninja.
Gaara is another popular choice. His past of being an outcast in Naruto's world can be paralleled or changed in the Digimon - influenced story. Maybe he finds a sense of belonging with a particular Digimon that also had a rough start. His sand powers could also have interesting interactions with the digital elements, like how he could use his sand to protect his Digimon partner in battle.