Combining their powers could also involve Ghost Rider using his chain to lasso a Transfom0rmer and then use the Transfom0rmer's momentum and strength to perform a more powerful attack. This would show how their physical powers can be merged in a creative way.
One interesting storyline could be a crossover where the Autobots and Ghost Rider team up to fight a common enemy, like a powerful demon that is threatening both the human world and Cybertron. The Autobots' advanced technology combined with Ghost Rider's supernatural powers would make for an epic battle.
Well, in a fan fiction, Ant Man could use his knowledge of technology and Black Widow's combat expertise to create new gadgets. They could combine his ability to communicate with ants with her stealth skills. For instance, the ants could be trained to carry out reconnaissance missions while Black Widow uses the information they gather to plan her attacks more effectively. This way, their powers and skills complement each other in a unique way.
Well, Harry Potter has magic powers like spells and the ability to use a wand. Ghost Rider has his flaming skull and penance stare. If they were in a fanfiction together, maybe Harry could use his magic to enhance Ghost Rider's attacks. For example, he could cast a spell to make Ghost Rider's chain longer or stronger during a battle.
The Powerpuff Girls have powers like super strength, flight, and energy projection. Ghost Rider has his chain, hellfire, and the Penance Stare. If they were in a fight together, the Powerpuff Girls could use their flight to quickly move around and avoid Ghost Rider's attacks. At the same time, Ghost Rider's hellfire might be able to counter the Powerpuff Girls' energy blasts. For example, Blossom's ice - breath power could be nullified by Ghost Rider's intense hellfire.
In the world of 'Bleach', Ghost Rider's powers would be very different. His chain could potentially be used to bind Hollows or even Soul Reapers if he were to be an antagonist for a while. His Penance Stare might have an interesting effect on Hollows, perhaps forcing them to relive all the sins they committed while alive. However, it might not work on Soul Reapers in the same way as they have different moral compasses.
To balance the powers, in a Ghost Rider x DC Fanfiction, you could limit Ghost Rider's access to his full hellish powers at times. Maybe he's in a weakened state when he first enters the DC universe. For DC characters, you could give them a handicap based on the situation. For example, if it's Superman, make it so kryptonite is involved in the story in a way that levels the playing field.
Naruto's Rasengan could be combined with Wanda's energy manipulation. She could enhance the power of the Rasengan with her red energy, making it even more destructive.
In a fanfiction, they could also combine their powers for a defense mechanism. Naruto could create a chakra shield while Kuroyukihime projects a virtual layer of protection around it. This double - layered defense would be extremely difficult for enemies to penetrate. Also, Naruto's shadow clone jutsu could be used in the virtual world with Kuroyukihime's guidance to confuse opponents and carry out complex strategies.
The Autobots could see Ghost Rider as an ally against the Decepticons. For example, Optimus Prime might respect Ghost Rider's sense of justice. He could offer his own strategic knowledge to Ghost Rider in their battles. The Decepticons, on the other hand, might try to either control or destroy Ghost Rider. Starscream could be jealous of Ghost Rider's power and try to undermine him.
The Sharingan from Sasuke could be used to analyze the weaknesses of Shadows more effectively. Then, a Persona with the right elemental or skill type could be summoned to exploit those weaknesses. It's like combining Sasuke's detective - like ability with the offensive power of a Persona.