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CSI • 189 stories • Updated 18 May

Observe crime scene investigators across three cities struggle with the concept of corpses that turn to dust as Grissom, Caine and Taylor all find their squads sucked into investigation of the supernatural in our collection of Buffy / CSI crossover stories.

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Crossover Action Romance Story L'Eggo My Gr'Eggo
The old story? Guy meets girl in a bar. The new story? Girl watches guy get pulled into a bar against his own free will. Yeah, Greg's having 'that' kind of day. A short Dawn Summers/Greg Sanders adventure.
Only the author can add chapters to this story CSI > CSI Las Vegas • TwistedSlinky • FR13 • Chapters [1] • Words [3,328] • Recs [1] • Reviews [7] • Hits [1,810] • Published [20 Dec 11] • Updated [20 Dec 11] • Completed [Yes]
Non-Crossover Story Hypothetically Speaking
CSI/SG-1. Greg stared at the earnest guy with the scholarly glasses and intimidating biceps, trying to make sense of what he'd just been told.
Only the author can add chapters to this story CSI > CSI Las Vegas • (Recent Donor)jedibuttercup • FR13 • Chapters [1] • Words [2,409] • Recs [2] • Reviews [17] • Hits [2,923] • Published [9 Aug 11] • Updated [9 Aug 11] • Completed [Yes]
Crossover Ficlet(s) Getting To Know You
Buffy stops by the lab while Catherine is out. Written for August Fic A Day
Only the author can add chapters to this story CSI > CSI Las Vegas • grundy • FR13 • Chapters [1] • Words [692] • Recs [1] • Reviews [8] • Hits [3,794] • Published [6 Aug 11] • Updated [6 Aug 11] • Completed [Yes]
Crossover Violence Comedy Romance Slash Story Assistance of the Past
Greg calls an old friend for some "expert" advice. (On indefinite hold.)
Only the author can add chapters to this story CSI > CSI Las Vegas • (Recent Donor)astracindel • FR18 • Chapters [6] • Words [14,295] • Recs [4] • Reviews [8] • Hits [16,055] • Published [14 Nov 10] • Updated [14 Nov 10] • Completed [No]
Crossover Comedy Story From Under a Rock
CSI/Angel crossover. Someone gets an unexpected visit from a relative. And an odd conversation is overheard.
Only the author can add chapters to this story CSI > CSI Las Vegas • Siathryn • FR7 • Chapters [1] • Words [971] • Recs [0] • Reviews [5] • Hits [2,052] • Published [4 Mar 10] • Updated [4 Mar 10] • Completed [Yes]
Non-Crossover Sexuality Story The Immortal Labrat
Prequel to But the Book Said... or "How Greg ended up with the twins"
Only the author can add chapters to this story CSI > CSI Las Vegas • slytherinwithwings • FR18 • Chapters [5] • Words [4,405] • Recs [0] • Reviews [18] • Hits [10,162] • Published [21 Aug 08] • Updated [13 Sep 09] • Completed [No]
Crossover Story Xander Harris, marsupial
Greg is worried when he hears the news about Sunnydale. Implied Slash Relationship - Greg/Xander
Only the author can add chapters to this story CSI > CSI Las Vegas • MissChriss • FR13 • Chapters [1] • Words [1,115] • Recs [4] • Reviews [17] • Hits [4,615] • Published [21 Aug 09] • Updated [21 Aug 09] • Completed [Yes]
Crossover Comedy Slash Story Chance to Change
Life means change. So what do you get when you mix a misunderstood spell, a warped wish, and our favorite CSI guys? Simple, a chance to change everything.
Only the author can add chapters to this story CSI > CSI Las Vegas • JadeAislin • FR13 • Chapters [12] • Words [32,238] • Recs [26] • Reviews [155] • Hits [80,345] • Published [6 Sep 08] • Updated [11 May 09] • Completed [Yes]
Crossover Violence Action Horror Romance Slash Story Suckers
A rewrite of Episode 4.13, Suckers. When Greg gives Catherine and Warrick the stack and crucifix he wasn’t kidding, Greg Sanders knew about the demons which lurk in the dark- especially the ones that bite…
Only the author can add chapters to this story CSI > CSI Las Vegas • TouchoftheWind • FR18 • Chapters [1] • Words [1,645] • Recs [2] • Reviews [7] • Hits [1,606] • Published [28 Feb 09] • Updated [28 Feb 09] • Completed [No]
Crossover Ficlet(s) Trouble Calling
Dawn's mis-timed prank made Greg's bad morning worse. Set in the "Sam's Girls" universe during CSI episode "Rashomama".
Only the author can add chapters to this story CSI > CSI Las Vegas • grundy • FR13 • Chapters [1] • Words [462] • Recs [1] • Reviews [12] • Hits [4,359] • Published [13 Jan 09] • Updated [13 Jan 09] • Completed [Yes]
Crossover Action Romance Slash Story Intersections
In a dark alley about a month after Fannysmackin', Greg Sanders meets Xander Harris, and they discover that they do not have to carry their nightmares alone. Greg/Xander slash.
Only the author can add chapters to this story CSI > CSI Las Vegas • thelovelylurker • FR18 • Chapters [11] • Words [30,342] • Recs [27] • Reviews [177] • Hits [53,049] • Published [14 Apr 08] • Updated [18 Jul 08] • Completed [No]
Non-Crossover Story Maelstrom
CSI/X-Men(Movieverse). In a battle for her sanity, she fears she may be losing.
Only the author can add chapters to this story CSI > CSI Las Vegas • KylieL • FR13 • Chapters [1] • Words [1,287] • Recs [0] • Reviews [3] • Hits [1,106] • Published [4 Jul 08] • Updated [4 Jul 08] • Completed [Yes]
Crossover Slash Story Food Glorious Food
The Aurelius line has a new Master and it’s time for him to claim his Vegas familial. Spike/Greg 18+
Only the author can add chapters to this story CSI > CSI Las Vegas • AzureChaos • FR18 • Chapters [1] • Words [1,803] • Recs [5] • Reviews [12] • Hits [2,321] • Published [11 Jun 08] • Updated [11 Jun 08] • Completed [Yes]
Crossover Story Meeting of Demons
Anya visits an old friend. Nick becomes, understandably, confused. Slash. WIP
Only the author can add chapters to this story CSI > CSI Las Vegas • withaPrefix • FR13 • Chapters [2] • Words [1,482] • Recs [2] • Reviews [6] • Hits [3,772] • Published [14 Mar 08] • Updated [16 Mar 08] • Completed [No]
Non-Crossover Femslash Ficlet(s) Too Late
You say "sorry" like the angel heaven let me think was you. OneShot. NonCrossover. Sara POV.
Only the author can add chapters to this story CSI > CSI Las Vegas • RavenMorbisk • FR15 • Chapters [1] • Words [2,381] • Recs [0] • Reviews [1] • Hits [1,069] • Published [20 Feb 08] • Updated [20 Feb 08] • Completed [Yes]
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