One common theme is adventure. Since Toon Link is often associated with his heroic quests in the Zelda games, fanfictions may put the reader in those adventures alongside him.
Another theme is friendship - turned - love. The reader may start as a friend to Toon Link, and as the story progresses, a romantic relationship develops. This gives a sense of a natural progression and connection. There's also the theme of discovery. The reader might discover new lands or powers along with Toon Link, which makes for an exciting story filled with mystery and exploration.
Friendship and growth is another theme. They start as friends and through their experiences, they grow both as individuals and in their relationship. They might learn important lessons from each other and become stronger together, whether it's in battle or in handling the politics of their respective kingdoms.
The theme of self - discovery also appears often. Through their meetings and adventures together, both Link and Toon Link often learn more about themselves. For example, Link might discover a more playful side of himself because of Toon Link's influence, and Toon Link might become more mature and responsible by learning from Link's experiences.
One common theme is the struggle between light and dark. Since Dark Toon Link is, well, dark, many fanfictions explore how he deals with his own dark nature and whether he can find a path to the light. For example, in some stories he might be tempted by good deeds but has to fight his inner demons.
One popular theme is adventure. Since Toon Link is known for his adventures in The Legend of Zelda series, authors often write about him and Villager going on quests together. Another theme is friendship. It shows how these two characters from different universes can form a strong bond.
One common theme is adventure. Link is often portrayed as a heroic figure, and when paired with the reader in a barbarian - like setting, they embark on exciting adventures. Another theme is the development of a relationship. It could be a friendship or something more romantic that grows as they face challenges together.
One popular trope is the 'damsel in distress' where Toon Zelda gets into some sort of trouble and Toon Link has to rescue her. It's a classic trope that often leads to exciting adventure - filled stories. Another is the 'forbidden love' trope, especially if there are some sort of barriers in their relationship in the fan - created world, like different social standings or prophecies against their union. It adds an element of drama and tension.
You can try some popular fanfiction websites like Archive of Our Own (AO3) or Fanfiction.net. They usually have a wide variety of fanfictions, including Toon Link x reader ones.
One common theme is unrequited love. For example, the reader might have deep feelings for Link, but he is either oblivious or in love with someone else. This creates a lot of sadness and longing in the story.
Friendship is another theme. Some fanfictions focus on building a strong friendship between Link and the reader. They might go through challenges together and grow closer as friends, sharing inside jokes and having great conversations.
One common theme is the struggle between light and dark. Dark Link often represents the darker side of the Zelda universe, and in the fanfiction, the reader might be involved in a battle of wills with him. Another theme is redemption. Sometimes the story is about Dark Link trying to find a way to redeem himself through his relationship with the reader. Mystery is also common, as Dark Link's nature is often mysterious, and the fanfiction might explore his past or his true motives.