Power and politics are common themes. Since the world of Game of Thrones is all about power struggles, a male Arryn oc often gets involved in political machinations. Another theme is loyalty, whether it's loyalty to his house, his friends, or his ideals.
Perhaps the OC son has a special ability or gift that Jon Arryn was trying to protect him from being exploited for. After Jon Arryn's death, the son has to learn to control this ability while also dealing with the power struggles in King's Landing. He could be a key figure in the fight against the White Walkers, using his unique skills to help the living, all while trying to uphold his father's legacy.
In this 'Arryn Another Claimant' Game of Thrones fanfiction, Arryn could potentially be a new character created by the author. Maybe Arryn is someone who believes they have a legitimate claim to the Iron Throne, perhaps related to an old and forgotten branch of a noble house in Westeros. Without reading the fanfiction in detail, it's hard to say exactly who this Arryn is, but it's likely they will play a significant role in the power struggles and political intrigue that are hallmarks of Game of Thrones stories.
One great 'Game of Thrones' Arryn fanfiction is 'The Arryn's Ascent'. It delves into the life of an Arryn character in a way that feels very true to the complex world of Westeros. The author does an excellent job of portraying the political intrigue and personal struggles that an Arryn might face.
A fanfiction story could involve the Arryn family uncovering a plot related to the Blackfyre. The Arryns, known for their political astuteness, could find themselves in a situation where they have to decide whether to support or oppose the Blackfyre cause. This decision would likely be influenced by how it would affect their own power in the Vale and their relationships with other great houses in Westeros. For example, if they support the Blackfyre and it angers the current ruling power, they might face retaliation. But if they oppose it when it might be a winning side, they could miss out on potential rewards.
The OC son could start off as a naive and sheltered young man, but after Jon Arryn's death, he is forced to grow up quickly. He becomes more cynical and distrustful of those around him, especially the nobles in King's Landing.
One possible scenario in such a fanfiction could be that the male dragon forms an unexpected bond with an Arryn character. Maybe the Arryn discovers the dragon in a hidden valley and they gradually become allies, with the dragon helping the Arryn in the power struggles within the Seven Kingdoms.
One great fanfiction I've read has a male Arryn character who forms an unlikely alliance with a character from a different house. This alliance changes the course of events in the story, adding a new dimension to the Game of Thrones universe. It delves deep into his character, showing his strengths and weaknesses in the face of the chaos and danger that surrounds him.
One great 'Game of Thrones House Arryn fanfiction' is 'The Arryn Ascent'. It focuses on the rebuilding of House Arryn's power. The author beautifully describes the Vale's landscapes and the political maneuverings within the house.
One possible story could be about Arryn Blackfyre's rise to power in a fictional scenario within the Game of Thrones world. Maybe he discovers a long - lost Targaryen heirloom that gives him a claim to the Iron Throne and he starts to gather supporters.