Well, perhaps in the 'Harry is a knight of the realm fanfic', there is a plotline where Harry discovers a long - lost secret about the knights. This could involve uncovering ancient magic or a hidden history that changes the way he views his role as a knight. It might also involve him having to protect this secret from those who would use it for evil.
One possible plotline could be Harry's journey to prove himself worthy as a knight. He might face challenges like difficult quests or battles against dark forces. Another could be his interactions with other knights and nobles in the realm, which may lead to political intrigue or alliances.
In this fanfic, a great plotline could be Harry's training as a knight. He would have to learn the skills of swordsmanship, horsemanship, and chivalry. Along the way, he might meet a mentor who teaches him not only the physical skills but also the moral code of a knight. His training could be interrupted by threats to the realm, forcing him to use his new - found skills before he's fully ready.
One interesting plotline could be the development of the relationship between the main characters in a unique way that differs from the original RWBY series. For example, they might face new challenges together that force them to rely on each other more, deepening their bond.
Obviously, Harry is one of the main characters. There might also be a wise old knight who serves as his mentor. And perhaps a princess or noble lady that Harry has to protect or is in some way connected to his journey as a knight.
One interesting plotline could be the transformation of a character into Death's Knight and how they struggle with the new powers and the dark nature it might bring. For example, they might have to fight against their own former friends who now see them as a threat.
One interesting plotline could be the development of a new magical ability in the White Knight that helps Harry and his friends in their fight against Voldemort. For example, the White Knight might discover a way to manipulate time in a small area, allowing them to undo some of Voldemort's recent evil deeds.
One interesting plotline could be Harry's adventures in the afterlife realm where he has to deal with different types of souls. Maybe he meets some souls with unfinished business and tries to help them move on.
Well, one possible interesting plotline could be Harry teaming up with the Autobots to fight a common enemy. Maybe there's a powerful Decepticon that threatens both the wizarding world and the Autobots' home planet, and Harry's magic combined with the Autobots' technology is the key to victory.
Another plotline might involve Harry forming unique alliances with other druids. They could work together to protect an ancient druidic site from dark wizards who want to use its power for evil. This would lead to some exciting battles and magical duels.
Perhaps it focuses on his reasons for becoming a thief. It could be that he was forced into it by some difficult circumstances in his life. Like he was wrongly accused of something and had no way to prove his innocence, so he turned to stealing to survive and seek revenge.
One interesting plotline could be Harry's journey to master new paladin skills. For example, he might have to overcome challenges in a magical forest to find a rare weapon or spell that enhances his paladin abilities.
In 'harry is a king fanfic', a possible plotline is Harry having to deal with a rebellion. He would need to use his wits and leadership skills to quell it. Also, his love life might be intertwined with his role as king, like falling in love with a princess from another land which could have political implications.