The freedom to create new stories. With OC House fanfiction, writers can explore uncharted territories in Westeros. They can introduce new characters, new house dynamics, and new plotlines that the original series might not have covered.
One great 'Game of Thrones OC House fanfiction' is 'The Rise of House Blackwood'. It focuses on a new character within the Blackwood family and their journey to restore the house's former glory. Another is 'House Greyjoy's New Heir' which gives a fresh take on the Greyjoy house with an original character at the center of the story.
I think it could be the blacksmith OC who has a strong moral code. For instance, an OC who refuses to make weapons for evil lords or sells his work only to those who he believes will use it for good. This type of character adds depth to the fanfiction and can be very appealing to readers who like complex and morally upright characters.
In fanfiction about House Reyne, we could see alternate storylines. For example, what if the Reyne's had managed to avoid their brutal end at the hands of the Lannisters? Maybe they could have formed an alliance with another powerful house against the Lannisters. Their sigil, the red lion, could be a symbol of their resurgence in these fictional tales.
OC Myranda in fanfiction could be used to explore different relationships. For example, she could have an unexpected friendship with a character that was her enemy in the show. This could lead to some really cool plot twists. Also, the author could change her role in the political intrigue of Westeros. Instead of being just a tool for Ramsay Bolton, she could become a key player in her own right, manipulating the power dynamics in a different way.
The OC Greenseer could act as a guide. They might use their visions to lead characters to hidden treasures or safe havens. For instance, they could show a group of refugees the way to a secret valley where they can survive the winter and the war.
An OC Stark might be more politically astute than the original characters. They could form different alliances, like making a deal with the Iron Bank that gives the North more financial power and influence. This would shift the power dynamics not only in the North but also across Westeros. The original plot of various houses vying for the Iron Throne would be affected as the North becomes a stronger and more independent force.
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 idea for a new house in a 'Game of Thrones' fanfiction could be House Frostwood. They could be from a far northern region, beyond the Wall. Their sigil could be a white wolf on a blue field, symbolizing their connection to the harsh, cold environment and the wild wolves that roam there. Their motto might be 'In Ice, We Endure'.
One great 'Game of Thrones OC Mage' fanfiction is 'The Mage of Westeros'. It has a well - developed original character who is a mage. The story weaves in the complex politics of Westeros while the mage uses their powers to navigate through various challenges.