Another common theme is family. Even though they are not blood - related, in the fanfictions, their relationship can be portrayed as a strong family - like bond. They might celebrate holidays together, or deal with the loss of a crewmate as a family would. This theme gives a sense of warmth and closeness to the characters' relationships.
Friendship is a very common theme. Given their relationships in the original story (assuming it's One Piece - related), fanfictions often explore the deep bond between Marco, Ace, and Thatch. They might show how they support each other through various challenges.
Adventure themes are also popular. Writers might create new adventures for them, perhaps exploring uncharted islands or facing new and powerful enemies together. This allows for a lot of action - packed scenes and the development of their characters within these new scenarios. For example, they could be on a quest to find a rare treasure and along the way, their relationships are tested and strengthened.
A common theme is friendship exploration. Given their relationship in the original story, fanfictions often delve deeper into how they became friends and the bond they share. Another theme is adventure. Since they are often involved in exciting situations in the original, fanfics might continue those adventures or create new ones for them.
One popular place to find marco x ace x thatch fanfiction is Archive of Our Own (AO3). Just go there and search for the relevant tags. You'll likely come across a variety of stories with different themes and plotlines.
One common theme is friendship. Ace, the reader, and Marco often form a strong bond of friendship that can withstand various challenges. Another theme is adventure. They might go on quests or face dangerous situations together. Love, in a platonic or sometimes romantic sense, is also a theme. The characters care deeply for each other and support one another through thick and thin.
The theme of growth in their relationship is also prevalent. As they come to terms with being soulmates, they grow both individually and as a couple. They learn to understand each other better, communicate more effectively, and support one another through difficult times, which is really beautiful to see in these fanfictions.
Growth is a prevalent theme. As they go through various battles and experiences in the fanfictions, they grow both as individuals and in their relationship. Their understanding of each other and their own abilities develops. Additionally, the theme of brotherhood is strong. They are like brothers in the crew, and this brotherly love is often a central focus in these fanfictions.
Adventure is also a big theme. Given that they are from the One Piece universe which is full of adventure, these fanfictions often have them going on quests together, facing pirates or other dangers, and growing closer through these experiences.
Another common theme is adventure. Writers like to send them on all kinds of exciting adventures, like exploring uncharted islands or facing powerful enemies.
One common theme could be friendship. In the One Piece world, even in fanfiction, the bonds between characters are important. Izo and Thatch might be shown developing a deep friendship that could potentially turn into something more. Another theme could be adventure. They are pirates after all, so they could go on exciting adventures together in the fanfiction.
One common theme is adventure. Since it's set in the One Piece world, the OC and Thatch often go on adventures together. Another theme could be love and friendship, as their relationship is explored.
Another option is to check out Tumblr. There are often fanfic recs (recommendations) on Tumblr blogs. Some users might have curated lists of their favorite thatch x ace fanfictions. You can search for relevant tags like #thatchxacefanfiction or #thatchacefanfic to find these posts.