The X-Files

1 mould appears in no other set

• Head Special, Alien with Black Eyes, Dark Bluish Grey Lines print

3 parts come in a colour no other set has for that mould

• Plate Special Round 1 x 1 with Vertical BarReddish Brown · ×20
• Bar 2L with Stop in CenterBright Light Orange · ×5
• Tile Special, Splat with Rounded SidesBlack

2 printed parts are only in this set

• Tile 2 x 3 with 'I WANT TO BELIEVE', Dark Green Trees, UFO printWhite
• Tile 2 x 6 with 'THE TRUTH IS OUT THERE' PrintBlack

23 parts appear in only a few other sets

• Cone 1 x 1 [Top Groove]Trans-Clear · ×2also in 4071 Bottles
• Container Box 2 x 2 x 2 - Top OpeningWhitealso in 43302 Main Street, U.S.A.
• Hair, Mid Length, FringeDark Orangealso in 40896 The X-Files: Scully's Lab (all LEGO Ideas and CUUSOO)
• Plate Special 4 x 4 with 3 x 3 Quarter Round CutoutGreenalso in 31220 Claude Monet - Bridge over a Pond of Water Lilies
• Plate Special Round 1 x 1 with Vertical BarPearl Goldalso in 77262 Ken Block's 1965 Ford Mustang Hoonicorn RTR V1
• Tile 1 x 1 with Gold Compass, Red Arrow printDark Bluealso in 10365 Captain Jack Sparrow's Pirate Ship
• Brick Sloped 1 x 4 with 1 x 2 CutoutReddish Brown · ×6also in 72152 Pikachu and Poké Ball, 72162 Eevee and Lapras's Treasure Hunt
• Tile 3 x 3 Curved, MacaroniDark Green · ×4also in 10354 The Lord of the Rings: The Shire, 72150 Munchlax
• Bar, Curved U-Shape 2 x 3Dark Bluish Gray · ×2also in 11371 Shopping Street, 75442 The Mandalorian's N-1 Starfighter
• Rock Boulder 2 x 2 x 2/3, TopDark Tan · ×2also in 60480 Backhoe Loader, 60494 Dump Truck & Front End Loader
• Wedge Tile 2 x 2 LeftDark Bluish Gray · ×2also in 77262 Ken Block's 1965 Ford Mustang Hoonicorn RTR V1, 11377 The Lord of the Rings: Minas Tirith
• Wedge Tile 2 x 2 RightDark Bluish Gray · ×2also in 77262 Ken Block's 1965 Ford Mustang Hoonicorn RTR V1, 11377 The Lord of the Rings: Minas Tirith
• and 11 more

4 moulds first came out in 2026, including in this set

• Rock Boulder 2 x 2 x 2/3, Top×2
• Wedge Tile 2 x 2 Left×2
• Wedge Tile 2 x 2 Right×2
• Hair, Mid Length, Fringe

9 existing moulds first came out in their colour in 2026, including in this set

• Pneumatic T-Piece (T Bar) [New Style]Bright Green · ×8
• Brick Sloped 1 x 4 with 1 x 2 CutoutReddish Brown · ×6
• Bar, Curved U-Shape 2 x 3Dark Bluish Gray · ×2
• Brick Wedged, Curved 3 x 2 with Stud Notch LeftReddish Brown
• Brick Wedged, Curved 3 x 2 with Stud Notch RightReddish Brown
• and 4 more

12 minifigure parts with their print are only in this set

• Minifig Head Alex Krycek, Black Eyebrows, Neutral / Black Eyes, AngryLight Nougat
• Minifig Head Mr. X, Black Eyebrows, Black Moustache, Dark Bluish Grey Beard…Reddish Brown
• Minifig Head The Flukeman, Yellow Eyes, Bright Pink Alien Mouth, Tan Fangs…White
• Minifig Head Walter Skinner, Black Eyebrows, Black Glasses, Angry FrownLight Nougat
• Torso, Black Tuxedo, White Shirt, Black Tie print, Black Arms, Light Nougat…Black
• and 7 more