Definitely Annabeth. She has always been Percy's closest confidant. She would be by his side, using her wisdom to help him navigate the complex world of the gods. Tyson, his Cyclops half - brother, would also be an ally. He's strong and loyal, and would be willing to fight for Percy if needed. Additionally, Chiron, with his vast knowledge and experience, could be an important ally, providing advice on how to handle the new powers and the politics among the gods.
His old friends from Camp Half - Blood like Annabeth could be his allies. She would support him through the transition of becoming a god. Grover too, as his long - time friend, would be there for him. Also, some of the minor gods who have always been on good terms with Percy, like Hestia, might offer their help and guidance as he steps into his new role as a god.
In a 'Percy becomes a god fanfiction', Percy's allies could include not only his friends from Camp Half - Blood but also some unexpected characters. For example, Nico di Angelo, who has a special connection with the Underworld, could offer his unique insights. And perhaps some of the nature spirits that Percy has befriended over the years. They would see Percy as someone who has always respected and protected nature, and thus would be willing to stand with him as he becomes a god.
His friends from Camp Half - Blood like Annabeth could be his allies. Annabeth is smart and strategic, and she would be able to offer valuable advice as Percy goes through the process of becoming a minor god.
Some minor gods related to the earth like Demeter could be allies. She has her own powers over the earth and could teach Percy some of her techniques. Also, the nymphs, such as the water nymphs and the tree nymphs, could be allies. The water nymphs could help with the water sources within the earth (like underground rivers) and the tree nymphs could help Percy take care of the forests. And let's not forget the pegasi. They could be used for transportation when Percy needs to quickly travel across his earthly domain.
His mother, Sally, would surely be one of his allies. She has always been there for him. Also, Grover could be his ally as they have a long - standing friendship. Grover might see Percy as an even greater protector of the nature spirits now that he's a god.
Annabeth would most likely be his ally. She has been with him through thick and thin, and her wisdom would be invaluable as Percy becomes a god. Grover could also be an ally, using his nature - related powers to help Percy in different situations. Another possible ally could be Nico di Angelo. With his control over the dead, he could provide unique assistance, especially when it comes to dealing with the darker aspects of the godly world.
Grover could be a strong ally. He's always been Percy's friend and would likely stand by him even with this new role. Grover's ability to sense things could be helpful in complementing Percy's unseen powers. Another potential ally could be Chiron. Chiron has a wealth of knowledge and would probably guide Percy in understanding and using his new powers.
Chiron could be an important ally. With his vast knowledge of the demigod world and its history, he could guide Percy in making just decisions. Also, some of the minor gods who have been overlooked in the past might side with Percy, seeing him as a champion of a more fair and inclusive form of justice.
Some of the Greek heroes like Achilles could be Percy's allies. Percy might learn a lot from Achilles about combat and heroism. And there could be some new characters created specifically for this fanfiction, like a young seer who can predict the outcome of battles and helps Percy make the right decisions.
The Cyclops Tyson could be an ally. He has a strong bond with Percy and his strength could be a great asset. In a fanfiction where Percy is the God of Light, Tyson could be like a protector of Percy's light - based temples or strongholds. Also, the sea creatures that Percy has befriended over the years might come to his aid. Since Percy has his roots in the sea and now has light powers, they could work together in a unique way, like the sea creatures using their natural abilities to help spread Percy's light across the oceans to keep dark sea - based threats at bay.
There might also be a lost spirit or a demigod who was previously trapped in Tartarus and has managed to survive. This character could share their experiences and skills with Percy, and together they could try to find a way out or at least make the best of their situation in Tartarus.
Annabeth could be a great ally. Her intelligence and strategic thinking would be very useful in dealing with the chaos Percy often gets into. She could help him plan his moves and figure out the motives of chaotic enemies.