Well, one interesting plotline could be the silver dragon's journey to find its true home. Maybe it got separated from its family at a young age and has to face many challenges while searching for its place in the world.
Perhaps there is a plotline about the silver dragon's discovery of a hidden power within itself. It could be a power that has been dormant for years, and when it awakens, it changes the dragon's life completely. It might have to learn how to control this new power while also dealing with the envy or fear of other creatures.
Another possible plotline is the silver dragon's encounter with other magical creatures. It might form alliances or have conflicts with them, which could lead to all sorts of adventures. For example, it could team up with a group of fairies to defeat an evil sorcerer who is threatening their forest.
One possible plotline could be Naruto using his newfound control over silver to create unique jutsu. Maybe he can shape silver into weapons or shields in the heat of battle, giving him an edge against his foes.
One interesting plotline could be the dragon of light's journey to discover its true powers. Maybe it starts off weak but as the story progresses, it unlocks new abilities through various challenges.
One interesting plotline could be the exploration of different magic systems in the 'coiling dragon' universe that are not fully explored in the original work. For example, how certain characters develop unique spells based on their individual talents.
Well, in 'knights of the silver dragon fanfiction', there could be stories about epic battles. The knights might fight against powerful dark forces. They could be facing dragons of a different, more menacing kind than the silver dragon they are associated with.
Another plotline might involve the dragon slayers teaming up against an ancient evil that threatens the entire world of magic. They would have to combine their unique dragon - slaying abilities to defeat it, like Natsu's fire - based attacks with other slayers' powers.
Well, a plotline might involve Luffy being trained in stealth and strategic planning by Dragon. This would add a new dimension to his character as he usually just charges head - first. Also, there could be a story where Luffy has to keep his relationship with Dragon a secret from his crew at first, and the internal struggle he faces about that.
Perhaps a plot where a dragon rider is from a different dimension and has to adapt to the world of RWBY. They could bring unique skills and knowledge that help the RWBY gang in their battles and also learn a lot from them in return. This could involve cultural exchanges as well as combat strategies.
One interesting plotline could be the restoration of the Targaryen dynasty in a more just and prosperous way. Maybe the dragonriders use their power to end feudal oppression. Another could be the discovery of new dragon eggs and the training of new dragonriders, which would bring a new dynamic to the story.
Perhaps a plotline where the Black Dragon Emperor has to form alliances in a world that is both fearful and envious of his power. He could encounter different races and factions, each with their own motives for allying or opposing him.
One interesting plotline could be the discovery of the dragon egg. Maybe Naruto stumbles upon it during one of his adventures. The egg might have special powers that attract the attention of various villains in the Naruto universe, leading to a series of battles to protect it.