Maybe his extraordinary skills. For example, if he has amazing combat abilities like being able to defeat multiple opponents single - handedly. This would definitely make him seem like a badass.
A really interesting 'badass edward elric fanfiction' is the one that delves into his past more deeply. It shows how his early experiences made him into the tough and capable character he is. We see him facing some old enemies with new - found strength and a more strategic approach, which is quite exciting and gives a fresh perspective on his character.
Fanfiction.net is also a good place to find 'badass edward elric fanfiction'. There are many talented writers who post their works there. You might need to do a bit more digging through the different categories related to Fullmetal Alchemist, but it's likely you'll come across some great stories that feature Edward Elric in a 'badass' way.
One example could be that he had a epic fight scene. He was outnumbered but still managed to hold his ground. He used his agility and strength in a really cool way. Maybe he was dodging attacks with ease and then counter - attacking with powerful blows. This kind of scene would show his badass nature.
In some fanfictions, Snape has badass moments when he outsmarts Voldemort. For example, he manages to mislead Voldemort about the location of a crucial magical artifact. He uses his Occlumency skills to his advantage, hiding his true thoughts and intentions while presenting false information in a very clever way. This not only shows his intelligence but also his courage as he risks his life to deceive the Dark Lord.
Well, popularity can be measured in different ways. If it has a unique take on Bella being a badass werewolf, it might attract readers who are tired of the more common portrayals. But it also needs good writing, engaging plotlines, and promotion within the fanfiction world to be truly popular.
I'm not sure specifically as there could be many different 'bella the badass fanfiction' stories. It might be about a character named Bella who is portrayed as a badass, perhaps she has extraordinary fighting skills, a tough attitude, and gets involved in all sorts of exciting adventures in the world created by the fanfiction writer.
His attitude. Percy in fanfiction often has a 'don't mess with me' attitude. He doesn't shy away from a fight and is always ready to stand up for what he believes in. He'll face any opponent, no matter how powerful, without hesitation.
In fanfiction, Ash is often made a smart badass through his battle strategies. He might use unique combinations of Pokémon moves and abilities that others haven't thought of. For example, he could analyze his opponent's weaknesses quickly and act on it.