Hey, it's been a while since I put ideas in the place, so I'm gonna go ahead and put some stuff here xD.

These pairings can be either MxF or MxM.

Pairing ideas (Collaborative list):

*Peter Pan x OC
Mermaid/man x *Human
*Shape-shifter x Human
*Siren(m or f) x Human
*Vampire (Sire) x Young/Newly changed Vampire
*Werewolf x *Human

EDIT: Newly added.

*Bilbo x Thorin (Requested by Lily)
Fili x *Kili (Requested by Jane)
*Fili x *Bilbo x *Kili (requested by Aiden)
*Ciel x Alois
*Sebastian x *Ciel
*Sebastian x Alois
*Gajeel x *Natsu
*Grey x *Natsu
*Makoto x *Haru
*Rin x *Haru
*Makoto x *Rin
*Makoto x *Haru x *Rin
*Nagisa x *Rin
*Nagisa x Rei
*Rin x Rei
Sousuke x *Rin
*Haru x Rei
*Nagisa x *Haru
*Makoto x Rei
*Makoto x *Nagisa
(All of the Kuroshitsuji [Black Butler], Fairy Tail, and Free! ones were requested by Brianna)

(If u have any other ideas, then please tell me ^-^)