One idea could be Link crossing over into a modern world. He'd be confused by the technology like cars and cell phones. Another could be Link teaming up with a character from another game, like Mario. They could combine their skills to defeat a common enemy.
Well, a great plot could involve Link getting transported to a world full of magic users, but they have different types of magic than in Hyrule. He has to learn their ways and use his own skills to survive. Maybe he even has to teach them a thing or two about his combat style. It could be really cool to see how he adapts and overcomes the challenges in this new world.
A great plot idea for Legend of Zelda baby link fanfiction could be that baby Link is raised by a family of Sheikah. Since the Sheikah are known for their stealth and knowledge, they could train baby Link from a very young age in their ways. As he grows, he starts to show signs of his destined heroism. He might discover a hidden Sheikah temple that has a prophecy about him. This could lead to a series of events where he has to prove himself worthy of the hero's path, all while still being a baby with limited physical abilities but a huge heart and an unwavering spirit.
One idea could be Dark Link being a misunderstood entity. Instead of being pure evil, he could be a corrupted form of Link who is trying to break free from the dark magic that binds him. Another plot could involve Dark Link teaming up with Link to defeat a greater evil that threatens Hyrule. This would create an interesting dynamic as they learn to work together despite their differences.
A possible plot for 'Legend of Zelda Dark Link x Reader fanfiction' could be that the reader is a young mage who accidentally enters the realm where Dark Link resides. Dark Link, seeing the reader's magic, decides to use it for his own ends. But as he spends time with the reader, he starts to have second thoughts. The reader, on the other hand, tries to resist Dark Link's influence while also being strangely attracted to his dark allure. This creates a tense and interesting dynamic between them. It could also be that the reader is from a different time or dimension and their presence in Dark Link's world disrupts the balance, leading to a series of events that force them to work together.
A plot idea could be that Ruto gets kidnapped and Zora Link has to rescue her. He battles through hordes of enemies and overcomes various puzzles in the process.
One idea could be that Link, the hero from Legend of Zelda, somehow gets transported to the world of MLP. He might team up with Twilight Sparkle to fight against a common enemy that threatens both their worlds. Maybe Ganon has found a way to corrupt the magic in Equestria, and Link's combat skills along with Twilight's magic knowledge are needed to stop him.
One idea could be their adventures in ruling Hyrule together. They might face new threats to the kingdom as a married couple and have to use their combined skills and wisdom to overcome them. For example, dealing with a new dark magic that targets the harmony of the royal family. Another could be their daily life at the castle, like hosting grand balls and diplomatic events, and how they support each other during these. Also, they could embark on secret quests just the two of them to explore hidden parts of Hyrule, strengthening their bond in the process.
Another concept could be that some of the magical creatures from Harry Potter end up in the Zelda world. Hippogriffs could be used as a form of transportation for Link and his allies. And the house - elves could have an interesting role, perhaps they help out in the various villages in the Zelda world, using their magic to clean up and cook, while also getting a taste of freedom in this new world.
Some great Legend of Zelda crossover fanfiction concepts include a crossover with the Sonic the Hedgehog series. Link could be racing through the Green Hills Zone on Epona. A crossover with the Super Mario Bros. universe is also a fun idea. Link and Mario could join forces to rescue Princess Zelda and Princess Peach from the clutches of their respective villains. Additionally, a crossover with the Kingdom Hearts series would be epic. Link could interact with Sora and the other Keyblade wielders, exploring different Disney and Zelda worlds together.
One interesting idea could be exploring how Link and Zelda adjust to parenthood. Maybe they have to protect their baby from new threats in Hyrule. Another could be the baby having some sort of special power that is both a blessing and a danger.
Maybe Zelda herself could be transported to the Avengers universe. With her wisdom and magic, she could assist the Avengers in different ways. She could use her magic to heal the wounded Avengers or help Tony Stark understand some ancient technology that has similarities to her own world's tech. She could also provide strategic advice based on her experience dealing with Ganon in her own realm.