Any member of the Cullen family in any genre. (Bella/Edward stories are not accepted in this category).
Any of the wolfpack members in any genre. Emily, Billy and all the imprints will be counted as humans. (Jacob/Bella stories are not accepted in this category).
Any of the members of the Volturi in any genre.
Any of the Humans in any genre (Mike, Angela, Billy, Emily, Charlie...)
Any of the vampires who are not the Cullens or the Volturi (James, Laurent, Victoria, Denali Coven, Riley, Benjamin, Peter, Bree...)
Canon couples (Alice/Jasper, Emmett/Rosalie, Sam/Emily, Jared/Kim, Harry/Sue, Mike/Jessica, Victoria/James, etc.). It can be any genre. (Edward/Bella stories won't be accepted in this category).
Non-canon couples (Edward/Emily, Demetri/Leah, Jasper/Victoria, Mike/Bella, Angela/Paul...)
It can be canon or non-canon couples. It can be when Sam imprinted on Emily or a non canon where Paul imprints on Rosalie, etc. The subject of the one shot must be imprinting.
Any missing scene from any of the books. Example: Carlisle changing one of the Cullens, Sam breaking up with Leah, when Alice and Jasper met, the day one of the wolves phased for the first time, etc. Anything that wasn’t written in the books but we know it happened. Situated during Pre-Twilight, Twilight, New Moon, Eclipse, BD.