Sure does! The Gurren Lagann manga offers a different take on the popular franchise. It delves deeper into some aspects and presents the story in a unique visual style.
Another aspect is the expansion of the Gurren Lagann universe. Fanfiction writers often create new mecha designs or introduce new species. This can add a whole new layer of excitement to the world of Gurren Lagann. It allows fans to see the universe from a different perspective and imagine new possibilities for the story.
Simon is one of the main characters. He is a young digger who discovers the Gurren Lagann and plays a crucial role in the fight against the Beastmen. He has a lot of character development throughout the story.
Friendship is also a key theme. The relationships between the characters like Kamina and Simon are central. Their bond gives them the motivation and support to face the challenges they encounter in their journey against the Beastmen. Kamina's unwavering belief in Simon helps Simon to believe in himself more.
One idea could be that Simon travels back in time to the beginning of the spiral war. He could use his knowledge of future events to better prepare the Dai - Gurren Brigade, leading to a quicker victory against the Beastmen. Maybe he'd also find a way to save some of the characters who died in the original timeline.
You can try some popular fanfiction websites like Archive of Our Own (AO3). It has a large collection of fanfictions from various fandoms, including Gurren Lagann. Another option could be FanFiction.net, which also hosts a good number of Gurren Lagann fanfictions.
Friendship and camaraderie is also a big theme. The male oc forms strong bonds with the existing characters from Gurren Lagann. They fight together, face challenges together, and these relationships help the oc grow as a person. Like in many stories where the oc and Simon become close friends and support each other in battles.
One unique element is the combination of different power systems. Naruto has chakra - based jutsus and Gurren Lagann has mecha power. In fanfictions, seeing how these two power systems interact, like Naruto using his chakra to enhance a mecha's performance, is really cool.
Rather than seeking adult fanfiction, you could look for Gurren Lagann fanfiction that delves deeper into the backstories of the characters. For example, there might be stories exploring Kamina's early days before we meet him in the series. These can be found on various fanfiction platforms by simply searching for Gurren Lagann and the specific type of story you're interested in.