Crossovers
The kids in these fics experience two worlds colliding - the x-files and another show/movie/book's.
Anita Blake, Vampire Hunter
Beyond The Truth series: II. High Stakes by Neoxphile
The Babysitters' Club
New Client by Luan D. Lascy
Dark Angel
Adventures in a Brave New World by Agent L
Child of My Heart by M. Edison
Miracle Of Mine by M. Edison
Max Files Empress Vader
The Dark Is Rising
The Last Generation by Elizabeth L. Iacono
Retrieving the Future by Elizabeth L. Iacono
Dawson's Creek
Mulder's Creek: Season one by Neoxphile
Mulder's Creek: Season two by Neoxphile
Earth: Final Conflict
Truth and Conflict 2: Apologia by Allronix
The Fugitive
Peaceful, Easy Feeling by Bonnie Drew
Father's Day by Bonnie Drew
A Quarter Past Three by Bonnie Drew
Downtime by Bonnie Drew
Harry Potter
And Chaos Ensued by attackofthejello & Teresa6
The Chosen Ones by crookshanksthe1st
The Witch And The Muggle by PhileyX
Moments I: Hogwarts Bound by Devin
Like Me by Jeri K
Haven
Christmas in (Haven) Maine by Neoxphile and Faerax
Joan of Arcadia
Coventry Carol by Neoxphile
Jurassic Park
Starkweather: V Rex Tremandae by Scully3776 & Spookykat
Mahou Shoujo
Tanabata by FelineFemme
Millennium
Merry Christmas, Scully by Angel-Wings Gaskins
The Glimmering Girl by Tesla
Nightmare on Elm Street
And If I Die... by Demeter
The Parent Trap
Mirror of Love by Tanja
Sailor Moon
Crystalic Millennia by Kyouryoku Senshi *Wip*
The Outer Senshi Files by Kyouryoku Senshi
The Sentinel, Highlander, Due South, & Homicide: Life on the Street
X-Patrol by Jo B ~m/m slash
Stargate SG-1
Between Two Worlds by Gothic Spook
Supernatural
The Line by Neoxphile
The Watchers
Dogged Determination series by Rhondda Lake
The Nursery Files