Mortal Instruments and Night World series
Crossovers
Read Me by TheFatalSin
Blaise knows how to see people's futures, but Sebastian has never done anything that involved Clairvoyance before. He allows Blaise to read him, and she's horrified to find out what awaits him. (Spoilers for City of Heavenly Fire.) Crossover ship, back-story explained inside.K+, English, Romance & Hurt/Comfort, words: 1k+, favs: 1, 12/4/2014, [Jonathon M./Sebastian V., Blaise H.]
Birthday Surprise » by Toonumbtofeel91
Based on an RPG, Blaise and Sebastian have a lovely arrangement. But when Sebastian learns he missed her birthday, despite her not caring, he decides to give her a special day. More explanation about the back story inside.T, English, Romance & Supernatural, chapters: 3, words: 4k+, 5/25/2014, Jonathon M./Sebastian V., Blaise H.
4 Leiko's Guide on the Supernatural and Paranormal by Viper94
You think you've already got the world figured out. You don't. All those supernatural creatures you read about exist. This little guide will help you get all the insanity around it. How do I know all this stuff? Well when you hunt the undead, you learn.T, English, Supernatural & Fantasy, words: 1k+, favs: 3, follows: 5, 9/23/2009