13×1 Halloween Special

Lactrodectus, plus artwork
Rating: PG-13
Classification: Case File

13×2 Children of the Damned

Mulder’s name found on a file during a raid
Rating: PG-13
Classification: Case File, MSR, A, MythArc

13×3 Thanksgiving Special

Two turkey webisodes
Rating: PG-13
Classification: Case Files

13×4 Defrag

The murder of the world’s healthiest man
Rating: PG-13
Classification: Case File

13×5 Christmas Special

Three red and green webisodes
Rating: PG-13
Classification: Case File

13×6 Mortus Iterum

Murders in DC seem familiar
Rating: R
Classification: Case File, A

13×7 Valentine’s Day Special

Eight hearty webisodes
Rating: PG-13
Classification: Casefiles

13×8 Consequences of our Actions

Is someone out to get Mulder?
Rating: PG-13
Classification: Case File, S, MSR

13×9 Crossover Special

Four crossed-over webisodes
Rating: PG-13
Classification: Case Files

13×10 Angel de la Muerte

A man on death row connects outside jail
Rating: R
Classification: Case File, X, A

13×11 Lights in the Sky

Three bright webisodes
Rating: PG-13
Classification: Case Files

13×12 At Last

How would Mulder look in a fedora?
Rating: PG-13
Classification: Case File

13×13 Sports Special

Four athletic webisodes
Rating: PG-13
Classification: Case Files

13×14 Z1372

A kidnapper and memory thief
Rating: PG-13
Classification: Case File, Profiler

13×15 Memorial Day Special

Three commemorative webisodes
Rating: PG-13
Classification: Case Files

13×16 Tenebrous

Two missing kids, changes for X-files
Rating: PG-13
Classification: Case File, MythArc

13×17 Tintabulation ~TRAILER!~

Season 13 Blockbuster
Rating: R
Classification: Case File, Blockbuster