Percy might form an alliance with the Greyjoys. Given his connection to the sea, they would see the value in having him on their side. They could use his powers to gain an advantage in their naval campaigns. Another possibility is an alliance with the Starks. The Starks are known for their honor, and Percy, being a hero in his own right, would likely be drawn to them. Plus, they could use his powers to protect their land from floods or droughts.
Percy might find himself allied with Daenerys Targaryen. She has dragons, and Percy's water - based powers could be a great counter to their fire. They could form a powerful duo, ruling Westeros together. However, he might also be cautious of her more ruthless side. Another potential alliance could be with the Sparrows. Percy, with his strong sense of justice, might be drawn to their cause of reforming the corrupt religious and political systems in Westeros. This alliance could lead to a more just and equal society in Westeros.
He could form an alliance with the Tyrells. The Tyrells are a powerful family with a lot of influence, and they might see Percy as a valuable asset. His powers could be used to irrigate their gardens and ensure a bountiful harvest. Also, Percy would be attracted to their more refined and cultured lifestyle compared to some of the other houses. Or he might side with the Night's Watch. His sense of duty and his powers could be used to defend the Wall from the threats beyond, like the White Walkers.
Another possible alliance for the Spartan in Westeros could be with the Night's Watch. The Night's Watch is all about defending the realm from threats, and Spartans are all about defending their homeland. The Spartan's discipline and combat skills would be a great asset to the Night's Watch in their fight against the White Walkers. Plus, the Spartan might be drawn to the noble cause of the Night's Watch, which is to protect all of Westeros.
Well, Percy's water - controlling powers could have a huge impact. He could manipulate the water sources in Westeros, which would be crucial for battles and also for the survival of regions during droughts. For example, in a siege situation, he could flood the enemy's camps or create water barriers. His ability to communicate with sea creatures might also give him an edge in naval battles or in exploring the seas around Westeros. And his demigod strength and speed would make him a formidable fighter in the often - brutal battles of Westeros.
Superman might also form an alliance with some of the more noble and freedom - seeking human kingdoms. These kingdoms might see him as a way to bring peace and stability to their lands. For example, if a kingdom is being attacked by bandits or darkspawn, Superman could quickly come to their rescue. In return, they could offer him a place to stay and resources, and together they could work towards a more just and prosperous Thedas.
Some of the Bleach captains could potentially ally with the angels. Considering their own sense of justice and the fact that they fight against evil in their own world, they might find common ground with the angels in the Highschool DxD setting. This alliance could be based on mutual protection and the goal of maintaining peace in the supernatural realm.
Draco might form an alliance with the Lannisters. They are both power - hungry and cunning. The Lannisters' wealth and influence would attract Draco, and they might see his wizarding abilities as an asset. He could also form an alliance with the Tyrells. The Tyrells are known for their political savvy, and Draco could use their connections to further his own goals in Westeros.
Percy would need to be smart. He could survive by aligning himself with a powerful house. For instance, if he were to pledge his loyalty to House Stark, he would gain protection. The Starks are known for their honor, and Percy could contribute his own skills, like his intelligence in managing resources or his ability to read people.
Another possible alliance for Naruto in Marvel fanfiction could be with the Guardians of the Galaxy. His immortality would give him the confidence to explore the cosmos with them. He could use his chakra to help power up their ship or provide combat support during space battles.
The training Percy would get if raised by a warrior in fanfiction would be comprehensive. Firstly, physical conditioning would be a major part. He'd be made to run long distances, climb mountains, and swim in rough waters to build his strength and endurance. In terms of combat, he'd learn not just basic sword - fighting but also advanced techniques. He would study the weak points of various mythological creatures. And he'd be trained in mental fortitude, to stay calm under pressure and make quick decisions during battles.
He could potentially form an alliance with the Starks. The Starks value honor and loyalty, and Madara, with his own sense of loyalty to his own ideals (albeit in a rather extreme way in his original story), might find common ground. He could offer his combat skills to help them in their battles against their enemies. Another possibility is an alliance with the Targaryens. The Targaryens have a connection to magic and dragons, and Madara's own powerful and somewhat magical abilities could make for an interesting partnership. He might see value in their claim to the Iron Throne and support them in exchange for certain power and privileges.
Klaus Mikaelson could form an alliance with Daenerys Targaryen. Daenerys is known for being open to different beings and powers, and Klaus' strength could be of great use to her in her quest for the Iron Throne. Also, they both have a certain air of royalty about them.