One common theme is the struggle between love and duty. Since Flash might be a vampire hunter or have some obligation to protect humans from vampires like Bird, they often have to decide between their feelings and what they think is right. For example, in many stories, Flash has to fight his attraction to Bird because of what Bird is.
Another theme is the exploration of the vampire nature. In birdflash vampire fanfiction, the authors often go into detail about how Bird as a vampire has different abilities, weaknesses, and a unique culture. This can include things like how they feed, their immortality, and how they interact with other supernatural beings.
Another theme could be the power dynamics. Given that vampires often have enhanced abilities, it can create an interesting dynamic in their relationship with Birdflash. They might have to figure out how to balance their different levels of power.
One common theme is friendship. They often start as friends and then their relationship deepens. Another theme is adventure. They go on exciting adventures together.
A prevalent theme is adventure. Since they are often in a superhero - like setting, the fanfictions usually involve them going on various adventures together. Love and relationships are also common, especially how Fem Robin's relationships with Birdflash develop over time. This includes both platonic and romantic aspects.
One common theme is self - discovery. When traveling through time, the characters often learn more about themselves. Another theme is the test of their relationship. Different time periods put stress on their bond, and they have to work through it.
There's 'Vampiric Entanglement' which features a unique take on the birdflash relationship in a vampire - filled world. In this fanfiction, the authors play with the idea of how their powers interact and how they have to navigate a society that fears vampires. It has some really exciting plot twists.
You can start by looking on fanfiction websites like Archive of Our Own (AO3). It has a large collection of various fanfictions, including Vampire Birdflash ones. Just use the search function and type in the relevant tags.
One common trope is miscommunication. For example, one character might misinterpret the actions of the other, leading to jealousy. Say, Flash might see Bird interacting closely with another hero and jump to the wrong conclusion.
One common theme is the struggle between the human and vampire nature. In MobiumShipping Vampire fanfiction, this often involves how the characters in the MobiumShipping deal with the vampire's different needs and instincts. For example, if the vampire needs to feed on blood, it can create a conflict within the relationship.
One common theme is redemption. Vampires are often seen as trying to atone for their past actions, like killing humans for blood. Another theme is self - control. They struggle to control their natural instincts in the rehab setting.
Love is a very common theme. Often, it's a love story between Yijung and a vampire or between two characters where one has vampire - like qualities. It could be a forbidden love due to the nature of vampirism.