There's also John Grammaticus. Fanfic authors often use him as a character to build complex and interesting plots. His abilities as a perpetual and his connection to various factions make him a ripe subject for exploration. He can be shown in different lights, from a heroic figure to a more morally ambiguous character.
Another is Erda. She is an important figure in the Warhammer 40k mythos. In fanfiction, she can be the center of many stories. For instance, her relationship with other powerful entities can be explored, and how her actions as a perpetual shape the fate of the galaxy.
One popular character is Ollanius Pius. He's a well - known perpetual in the official lore and often features prominently in fanfiction. Writers like to explore his backstory further, or create new adventures for him, perhaps pitting him against new and unexpected enemies.
One interesting concept is the idea of perpetuals themselves. They are immortal beings in the Warhammer 40k universe. In fanfiction, they can be explored in various ways, like their relationships with other factions. For example, how a perpetual might interact with the Imperium, either as an ally or a potential threat.
In Warhammer 50k fanfiction, characters like the Sisters of Battle are quite popular. They are strong, devout warriors, and their stories of faith and combat can be really inspiring. There are also Inquisitors who are often central characters. They have the power to investigate and root out heresy, and their complex personalities, some being more noble and some being more morally ambiguous, make for great storytelling. Additionally, the Ork warbosses can be popular as they bring a lot of chaotic and violent energy to the stories.
Horus Lupercal is a very popular character. His fall from grace and the events leading up to it are often the focus of fanfictions. Another popular one is Magnus the Red. His connection to the warp and his attempts to warn the Emperor make for great story material. Also, Leman Russ is popular. His no - nonsense attitude and his relationship with his legion are often explored in fanfic.
One popular character is Yvraine. She is often depicted in fanfiction as a powerful figure leading the Ynnari. Her unique abilities and her role in the Eldar's struggle for survival make her a fascinating character to write about.
One popular Necron OC is 'Xarion'. He is often depicted as a Necron lord who has regained some of his former emotions and uses his strategic mind to outwit his enemies. Another is 'Lythia', a female Necron who has a unique bond with a group of Eldar. She tries to find a balance between the Necron's cold logic and the Eldar's more fluid way of thinking.
One popular character is Captain Elias Hawkwood. He is often depicted as a fearless Rogue Trader who has a reputation for always coming out on top in the most dangerous situations. His ship, the 'Starlight's Bane', is also well - known in many fanfictions.
The Space Marines are often very popular. Their noble and fearless nature makes them appealing protagonists. They are highly trained warriors with advanced technology at their disposal, and in the fanfiction, they can be portrayed in various ways, from following strict codes to breaking them for the greater good.
Some of the Warhammer 40k characters might also be popular in these crossovers. For instance, the Ultramarines are well - known and could be paired up with Naruto characters. Their sense of honor and combat prowess can create interesting interactions. The way they would view Naruto's powers and vice - versa can lead to some really engaging storylines.
There's also Alaitoc. In fanfiction, female Eldar from Alaitoc are sometimes the focus. They are known for their stealth and marksmanship. Stories might revolve around a female Alaitoc ranger on a long - range scouting mission, encountering unexpected threats and having to rely on her wits and skills to survive.
One popular character is Belisarius Cawl. He is often featured in fanfiction due to his significant role in the Adeptus Mechanicus. His advanced knowledge and controversial experiments make for interesting storylines.