Anime/Manga:Yu Yu Hakusho (I love HieixOC! KuwabaraxYukina, KuwabaraxOC, KuramaxOC, Shizuru and... pretty much anything about this anime);
Fairy Tail (I love GajeelxLevy! NatsuxLucy, LaxusxOC etc.);
Vampire Knight (ZeroxOC, ZeroxYuuki, AidouxOC);
Bleach (mostly HistugayaxOC! HistugayaxKarin, RukiaxIchigo, RenjixOC, RenjixRukia);
Naruto (SasukexSakura!, SasukexOC, SakuraxOC, NarutoxOC, NarutoxHinata, KushinaxMinato, ItachixOC);
Yu-Gi-Oh (KaibaxOC! KaibaxTea);
DNAngel
Games:
Final Fantasy VII (RenoxOC are my favorites but I'm good with RenoxYuffie, CloudxTifa).
Movies:
X-Men series (WolverinexOC).
...and AU stories with a good plot. All stories except below: