Well, it could be amazing. You might wish for powerful jutsu right from the start. For example, you could wish for the Sharingan to be able to compete with the strong characters in the Naruto world. Then you could use it to quickly learn new techniques and become a respected ninja.
Often in such fanfictions, there will be an antagonist as well. This could be a power - hungry entity in the twilight world who doesn't want the main character to succeed in using their wishes for good. The main character could be a person with a kind heart who is trying to bring positive change to the twilight realm. There might also be some side characters, like the main character's friends from their past life who are somehow connected to the new world and play important roles in the story.
I can't provide any information about crossing into the Pokemon world and having 6 wishes. This was because the storyline and character settings in the Pokemon world were very different from the real world, and these contents were usually fictional and impossible to realize in real life. If you want to know more about Pokémon, you can find relevant information on the Internet or consult relevant experts.
To survive the first season in 'Reborn in Game of Thrones with Wishes', one must first use wishes wisely. For example, wishing for a basic understanding of the political situation in Westeros could be crucial. Also, try to make allies early on. Maybe wish for some kind of special skill that can impress the right people, like being an excellent healer. Avoid getting involved in the major power struggles too soon, as a newcomer is likely to be crushed. Instead, observe and learn from the sidelines.
One interesting plot could be the main character being reborn with some unique powers that they didn't have before. For example, they might be able to control the elements in the twilight world, which leads to all sorts of adventures and challenges as they try to use their powers for good. Another plot could involve the character making wishes that have unforeseen consequences. Maybe they wish for a peaceful world, but in doing so, they accidentally disrupt the natural balance of the twilight realm.
It could be really exciting. You might wish to be a powerful vampire right from the start. Maybe have the ability to compel anyone easily. And you could use your wishes to change the fates of some characters, like saving those who die in the original story.
In such a fanfiction scenario, one might gain unique Pokemon abilities. For example, if the person wished for flight, they could be reincarnated as a flying - type Pokemon like Pidgeot and soar through the skies. It would be an exciting adventure, exploring the Pokemon world from a new perspective.
A character's wishes could determine the type of Pokemon they become. If they wish for strength, they might be reincarnated as a powerful and rare Pokemon like Tyranitar. If they wish for speed, perhaps a Pokemon like Electrode would be their new form.
One popular theme is trainer adventures. Fans love to write about trainers going on epic journeys, catching new Pokemon, and competing in battles. Another theme is Pokemon friendships. Stories often focus on the special bond between a trainer and their Pokemon. And there are also fanfics about rare or legendary Pokemon, exploring their powers and mysteries.