A great fanfiction could be set in an alternate universe where Rob is actually a good guy from the start. He and Gumball become best friends and they go on adventures together around the town, facing all kinds of wacky situations and characters that they have to overcome using their combined skills and wits.
You can try fanfiction.net. It has a large collection of fanfictions from various fandoms, including TAWOG. Just search for 'tawog rob x gumball' and you'll likely find some interesting reads.
One great 'tawog rob x gumball fanfic' story is 'The Adventure of Rob and Gumball'. It has an interesting plot where Rob and Gumball team up to solve a mystery in Elmore. Another is 'Rob and Gumball's Unlikely Friendship' which focuses on how their relationship develops in a unique way.
First, think about the relationship between Rob and Gumball. Decide if you want them to be friends, enemies, or something in between. Then, come up with an interesting plot, like they go on a quest together or have to solve a problem in Elmore. For example, they could be trying to save a local landmark from destruction.
Love and friendship are very common themes. Since Gumball and Penny have a special connection, fanfictions often explore how their relationship grows from friendship to something more romantic.
Their relationship could be developed through shared secrets. For example, Gumball discovers Carrie's secret fear of a certain type of supernatural creature that exists only in Elmore's underground world. He helps her face this fear, and in the process, they grow closer. They start to trust each other more and become better friends, which could potentially lead to a romantic relationship later on.
One idea could be Gumball and Carrie going on a magical adventure through different dimensions in Elmore. Maybe they accidentally open a portal while exploring an old abandoned house and end up in a world where the laws of physics are completely different. Another plot could involve them working together to solve a mystery in school, like why some students' memories are being erased.
One popular tawog gumball x penny fanfiction is 'Gumball and Penny's Unlikely Adventure'. It explores their relationship in a really fun and creative way, with them going on a journey through different dimensions in Elmore.
You can try fanfiction websites like Archive of Our Own (AO3). It has a large collection of fan - made stories from various fandoms, including the Rob x Gumball one. Just use the search bar and type in 'Rob x Gumball' to find relevant fanfictions.
In a Gumball x Rob fanfiction, a great plot could be that Rob discovers he has some long - lost relatives in Elmore who are friends with Gumball's family. This forces them to interact more often. As they interact, they find out that they have more in common than they thought. For example, they both love a certain type of music that no one else in Elmore seems to like. This newfound connection leads to a stronger bond between them.