In some fanfiction, there's a jutsu called 'Shadow Clone: Overdrive'. Naruto creates so many shadow clones that they form a huge tidal wave of clones. This is a really exciting jutsu as it overwhelms the opponent with sheer numbers and can be used for various strategies like surrounding the enemy, or using the clones as a shield while the real Naruto attacks from a hidden position.
In fanfiction, the Lightning Dragon Jutsu can be extremely powerful. It can be depicted as a massive dragon made of pure lightning that can obliterate anything in its path. Another powerful one could be the Lightning God's Wrath, a jutsu that summons a bolt of lightning from the heavens with the power to level mountains.
In many Naruto fanfictions, Sasuke is often depicted as a very powerful fire jutsu user. His Sharingan gives him an edge in precision and power when using fire techniques. He can combine his Sharingan's abilities with his natural Uchiha talent for fire jutsu, like the Great Fireball Jutsu, and make it even more destructive.
The power of the Naruto Blood Needles Jutsu in fanfiction really depends on how it's written. If the author decides that the jutsu can pierce through any defense, then it would be very powerful. It could also be made more powerful if the user can sacrifice more blood to create larger or more numerous needles. However, it might also have limitations such as the amount of blood the user can afford to lose, which would balance out its power.
The villains in Naruto Jutsu Master fanfiction can also be extremely powerful. They might have a dark jutsu that can drain the life force of others or a jutsu that can corrupt the minds of those around them. Their power often serves as a major obstacle for the heroes in the story, forcing them to grow and develop new jutsus to counter.
One possible powerful jutsu he could create is a time - freezing jutsu. This would allow Naruto to stop his opponents in their tracks, giving him the opportunity to either land a decisive blow or set up a more complex strategy. Since Naruto has always been about speed and surprise, this jutsu would add another dimension to his combat style.
There could be a jutsu that allows for instant teleportation across long distances. This jutsu might be a new discovery in the fanfiction world, perhaps created by a character who has been experimenting with space - time ninjutsu. They might use it to quickly get in and out of battles or reach far - off places in a blink.
One creative interpretation could be a new form of Rasengan. Maybe a Rasengan that can split into multiple smaller ones upon impact, like a cluster bomb. This would be a powerful jutsu as it could cover a wider area and hit multiple targets at once.
He might learn a time - traveling jutsu. This would be really cool as it could allow him to go back and change certain events in the Naruto world, or gain knowledge from the past to use in the present battles.
In Naruto fanfiction, cheat codes can drastically change the use of jutsu. They might allow a character to instantly master a jutsu that usually takes years of training. For example, a cheat code could give Naruto the ability to use the Rasengan without any training from Jiraiya. It's a fun concept that adds an interesting twist to the Naruto universe.