One key element is the characters. Since it's aqua force fanfic, the unique personalities and abilities of the aqua force characters are important. Another is the setting, usually something related to water or aquatic environments. And of course, the plot which often involves battles, exploration or discovery in that aquatic world.
Often, they focus on the leadership of Archie. His charisma and determination are usually emphasized. Also, the unique bond between the members of Team Aqua is a common characteristic. They are often portrayed as a tight - knit group with a shared vision.
One interesting fanfiction could be about a trainer who tries to stop the conflict between Team Magma and Team Aqua. They might use their unique Pokemon team to negotiate peace. For example, having a water - type Pokemon that can communicate with Team Aqua's ideals and a fire - type that can relate to Team Magma.
There is also 'Aqua Force: The New Era'. This fanfic is set in a different time period for the Aqua Force. It explores how the characters adapt to new situations and technologies. It's really fascinating to see the familiar characters in a whole new setting with different challenges to overcome.
First, know the lore of both teams well. Team Magma wants to expand the land while Team Aqua wants to expand the sea. Build your story around this fundamental conflict. You can start with creating an interesting protagonist, like a trainer who has a connection to both teams.
Well, it's hard to say. The popularity of 'aqua teen hunger froce gay fanfic' would depend on the size of the fanbase for the show that is also interested in gay - themed fanfiction. There may not be a large mainstream following for this specific type of fanfic. It could be that within the dedicated 'Aqua Teen Hunger Force' fan community, there are some who enjoy writing and reading such fanfics, but it's not likely to be a widespread popular genre compared to more general or mainstream shows with large and diverse fan bases.