Well, it could be really epic. Imagine Goku teaming up with Superman. They both have super strength and a strong sense of justice. Goku's martial arts skills combined with Superman's various powers like heat vision could make for some amazing fight scenes against powerful villains.
In such a fanfic, the power levels would be a really interesting aspect to explore. The Saiyans' ability to transform into Super Saiyan forms compared to the Justice League members' powers. Maybe there could be a plot where the Dragon Balls are used to grant wishes that somehow affect the Justice League's world, or vice versa. The two universes colliding would bring about a whole new set of challenges and adventures for the characters.
Maybe there's a rift in the multiverse that merges parts of the Dragon Ball Z world and the DC Universe. The Z Fighters and the Justice League initially think they are enemies due to misunderstandings. For instance, when Goku first meets Batman, Batman might mistake Goku's carefree attitude for recklessness. But as they gradually figure out the situation, they team up to close the rift and fight off threats that are emerging from the merged worlds.
Well, the plot could involve the Z - fighters teaming up with the Justice League to fight a common, extremely powerful enemy. Maybe Darkseid teams up with Frieza, and their combined forces are too much for either group alone. So, Goku and Superman start training together to learn from each other's strengths, like Goku learning about Superman's heat vision and Superman learning Goku's Instant Transmission.
One idea could be a crossover where Goku meets Superman. They could have a friendly sparring match to test each other's strength. Maybe they start off misunderstanding each other's motives but then realize they are both protectors of their respective universes.
A cool plot might involve a rift in space - time that pulls the Dragon Ball Z world and the DC Universe together. Vegeta could be at odds with Wonder Woman at first, seeing her as a rival in terms of strength and combat skills. The Justice League and the Z Fighters then discover that an ancient evil force from both of their universes' pasts has been awakened. They must learn to work together, with Gohan and Robin sharing their intelligence to figure out a plan. The Saiyans' transformation abilities and the Justice League's various powers like the Flash's speed would be crucial in the final battle against this evil.
Well, in such a fanfiction, the power levels would be a major aspect to consider. Dragon Ball characters often have extremely high power levels that can be measured in numbers, while Justice League characters have different kinds of powers like Batman's gadgets and intelligence. The story could involve a power - level adjustment or some kind of power - sharing device. For example, Vegeta might learn from Batman how to use strategy more effectively in battles, and in return, Batman could gain some ki - based abilities from Vegeta.
Some characters might not get along at first. Like Piccolo and Green Lantern. Piccolo is a stoic and often solitary character, while Green Lantern is part of a team. But over time, they could learn to respect each other's power and abilities.
Well, in such a fanfiction, the story might start with a strange energy signal that the Justice League detects. It turns out to be from a Dragon Ball. As they investigate, they meet Bulma. She explains to them about the Dragon Balls and their power. Then they team up to search for the remaining balls. Along the way, they face challenges not only from the Dragon Ball villains but also from some of the Justice League's enemies who see this new alliance as a threat to their plans. The two groups have to learn to work together, with their different cultures and power sets, to achieve their common goal of collecting all the Dragon Balls and making a wish that will save both universes.
Well, it could be really interesting. Maybe she'd be super powerful like her father. She might have her own unique ki abilities and play a role in the Dragon Ball Z universe. For example, she could befriend Goku and his friends, or perhaps she'd be a bit of a troublemaker, causing chaos in her own way.
Well, in Dragon Ball Z, power levels are measured in a more straightforward numerical way. Goku at his Super Saiyan levels has an extremely high power level. In the Justice League, Superman is one of the most powerful with his super strength, heat vision etc. In a fanfiction, you could say that Goku's Super Saiyan Blue form might be on par with Superman in terms of raw power, but Superman has other abilities like flight and x - ray vision that Goku doesn't. So it's a complex comparison.
Well, it could be a wild mix. Maybe the Juubi's power is somehow connected to the threats in the Justice League's world. Naruto could bring his ninja skills and chakra to the team. He might teach the League members some cool ninja moves, and together they fight against villains who are after the Juubi's power.