It could be that the baby is a manifestation of pure light energy. Yami Yugi finds the baby in a strange place. As he gets closer, he feels a warmth and goodness. He then takes it upon himself to raise the baby, teaching it about the balance between light and dark, and how to use its power for good in the future.
Maybe the baby is a key to a powerful spell. Yami Yugi discovers the baby and soon realizes that there are dark forces after it. So, he teams up with his friends to figure out the mystery behind the baby and how to keep it out of the wrong hands. They have to face many challenges along the way.
The baby might have some special powers that start to show up. Yami Yugi has to figure out how to control and help the baby develop these powers in a positive way. For example, if the baby can create portals, Yami Yugi will need to teach it when and where it's appropriate to use such a power.
Well, clearly Yugi and Yami are the main characters. In their baby forms, they are the focus of the fanfiction.
One idea could be a story where Dark Yami and Yugi have to team up to face a new, powerful enemy that neither could defeat alone. They start to understand each other's strengths and weaknesses better during their battles.
One popular theme could be their adventures as babies in the spirit world. Maybe they discover new magical abilities that are unique to their baby forms.
There's a story titled 'A New Beginning with Yami and Yugi'. In this fanfiction, a baby enters their lives and it changes their relationship dynamics. It delves into how they support each other in raising the baby and the challenges they face. It's really heart - warming to read how they adapt to this new chapter in their lives.
Another option is Wattpad. Although it has a wide variety of content, you can still find some yami x yugi baby fanfiction. Some authors might be less known but they can still write really engaging stories. You can also join relevant groups or communities on Wattpad to get recommendations from other fans.
One idea could be exploring how Yugi and Yami's relationship deepens during the pregnancy. Maybe they face challenges together like dealing with the reactions of their friends. Another could be the magical aspects of the mpreg in the context of their world, like how the pregnancy might be connected to the powers of the Millennium Items.
One idea could be that the baby is from a hidden clan. Naruto decides to protect the baby from those who would use its special abilities. He takes the baby under his wing and trains it as it grows up, passing on his ninja values.
One popular trope is the 'power transfer' where Yami Yugi imparts some of his ancient powers or knowledge to Yugi in a fanfic. Another is the 'alternate universe' trope, like a modern-day setting where they are regular high - school students instead of duelists. And the 'bond - strengthening' trope is also common, showing how their relationship deepens through various challenges.
A possible plot could be that Yugi and Yami are under the influence of a love - inducing spell. They initially resist it but then give in to the feeling and kiss. Later, they have to figure out if their feelings are real or just because of the spell. Another idea is that Yami is about to be sent back to his own realm forever, and in a heart - wrenching goodbye, they share a kiss. And then there could be a plot where they are in a masquerade ball - like event in the Duel Monsters world, and not knowing each other's identities at first, they share a passionate kiss which then leads to a whole new exploration of their relationship when they find out who they really kissed.