Goku is one of the strongest characters in the manga universe. He has insane strength, speed, and energy projection abilities. His determination and training have made him a force to be reckoned with.
Goku's strength in the manga is off the charts! He can defeat powerful enemies with his various techniques and transformations. His power level keeps increasing through intense training and battles.
Well, in certain fanfiction stories, Naruto realizes that he has to depend solely on his inner strength. So, he delves deep into his own chakra reserves and tries to understand and control it better. He could also study old scrolls by himself, learning forgotten techniques and using his own determination and willpower to adapt them to his fighting style, which gradually makes him stronger on his own.
Saitama's strength in the manga comes from his intense training and unwavering determination. He pushed himself to the limit every day, which eventually led to his overwhelming power.
It could be a new, self - created villain. This villain might have been training in secret for years, specifically to defeat Goku. He could have studied all of Goku's moves and weaknesses and then launch a surprise attack that causes Goku to get hurt.
Highlight their shared experiences. They both have been through a lot with the Saiyan threats and other villains. Writers can recall those moments and show how they supported each other during those times. Also, their shared love for Gohan can be a great way to strengthen their bond. They both want the best for their son and can work together towards that goal.
That really depends on personal preference. However, some popular ones often have a great balance between action and character development. For example, stories that explore how Goku's relationships change after getting Ultra Instinct can be really engaging.
Goku could escape by overpowering Broly. He might tap into his Super Saiyan forms, like going into Super Saiyan Blue or even Ultra Instinct if he's pushed far enough. His sheer power and fighting skills could allow him to break free from whatever restraints Broly has put on him.
It could be insanely powerful. Goku already has incredible power levels, and Goku Black is no slouch either. When they fuse, it's like combining two nuclear reactors. Their power could be so great that they could effortlessly destroy planets just by flexing their newfound power. They might be able to reach Super Saiyan forms that are far beyond what we've seen in the official series, with power levels that are basically off the scale.