Another idea is that the pregnancy is a symbol of a new beginning for Atem and Tea's relationship. They've been through a lot together, and this pregnancy forces them to grow even closer. They could face challenges like financial difficulties or disapproval from some of their friends or family, but they overcome them through their love for each other and their excitement for the new life they are bringing into the world.
One possible plot could be that in a world where magic has strange side - effects, Yugi or Atem accidentally get affected by a spell that results in a situation similar to pregnancy. It could be a story full of confusion and discovery as they try to understand what's happening to them and how to reverse it, while also dealing with the reactions of their friends and foes in the Yugioh universe.
The plot could be that Tea is kidnapped by a group of evil vampires. Yugi and Atem, who have a complex relationship, team up to save her. Atem uses his vampire powers to fight off the other vampires, while Yugi uses his wits. In the end, they rescue Tea and their relationship deepens.
One possible fanfiction could be where Yugi is a human who befriends a vampire Atem. Tea could be in a love triangle with them. Maybe Atem struggles with his vampire nature while being attracted to Yugi and Tea. He might be afraid of hurting them but also can't resist their charm.
The plot could be about Atem protecting Baby Yugi. Maybe there are some dark forces in the spirit world that are after Yugi even as a baby, and Atem uses his powers to keep him safe.
Both Atem and Yugi could also have some internal conflicts. Atem might worry about his past and how it could affect the baby's future. Yugi could be concerned about living up to the expectations of being a father - figure. But ultimately, they would both support Tea and be there for her throughout the pregnancy.
One idea could be that Pharaoh Atem discovers Slave Yugi's hidden strength and intelligence despite his lowly status. He then decides to train Yugi to be his right - hand in strategic matters, much to the surprise of the court. As they spend more time together, a deep bond of friendship forms between them.
One great fanfiction could be 'Yugi and Tea's New Chapter'. It focuses on how they deal with the pregnancy, from the initial shock to the preparations for the new arrival. It beautifully portrays their relationship growing even stronger during this special time.
I'm not entirely sure specifically as 'x' in there makes it a bit unclear. But generally, a fanfic about Atem, Yugi, and Tea bashing might involve some sort of negative portrayal of Tea in a story related to Atem and Yugi. Maybe it's about a scenario where Tea is causing problems between Atem and Yugi, or there's some sort of conflict involving her that the writer is exploring in a not - so - positive light.
Perhaps a story where a lemon is the key to unlocking a hidden part of Yugi's and Atem's past. Yami, being connected to both, helps in the journey of discovery. They might encounter old enemies and make new allies as they follow the trail left by the lemon.
The main plot could be about Yami and Atem competing in a friendly way for Yugi's attention. Maybe they both try to be the one who helps Yugi the most in his dueling adventures.