Imperial Star Destroyer

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

• Plate Special 6 x 16, Studs on 3 EdgesLight Bluish Gray · ×14
• Windscreen 5 x 2 x 1 2/3Light Bluish Gray · ×4

5 parts appear in only a few other sets

• Cone Half 10 x 5 x 6 [Plain]Light Bluish Gray · ×6also in 75192 Millennium Falcon (all Star Wars)
• Plate Special 2 x 2 Wedge, Center Stud, 1 x 1/2 Raised TabLight Bluish Gray · ×15also in 75211 Imperial TIE Fighter, 70658 Oni Titan, 21311 Voltron
• Dome Hemisphere 4 x 4Light Bluish Gray · ×2also in 76035 Jokerland, 41379 Heartlake City Restaurant, 75372 Clone Trooper & Battle Droid Battle Pack
• Technic Panel 5 x 11 x 1 TaperedRed · ×2also in 42098 Car Transporter, 42145 Airbus H175 Rescue Helicopter, 42152 Firefighter Aircraft
• Brick Arch 1 x 6 x 2 - Thin Top without Reinforced Underside [New Version]Dark Red · ×6also in 70425 Newbury Haunted High School, 76165 Iron Man Helmet, 60316 Police Station, 76965 Dinosaur Missions: Stegosaurus Discovery

3 moulds first came out in 2019, including in this set

• Brick Curved 1 x 1 x 2/3 Double Curved Top, No Studs×24
• Turntable 2 x 2 Female×8
• Bracket 2 x 2 with 1 x 2 Vertical Studs×2

13 existing moulds first came out in their colour in 2019, including in this set

• Brick Special 1 x 1 with Studs on 2 Adjacent SidesLight Bluish Gray · ×8
• Technic Beam 3 x 5 Thick [90° Offset Centre Beam Holes]Yellow · ×7
• Brick Arch 1 x 6 x 2 - Thin Top without Reinforced Underside [New Version]Dark Red · ×6
• Brick Curved Inverted 2 x 2 x 2/3Dark Orange · ×5
• Barrel Half Large with Axle HoleLight Bluish Gray · ×4
• and 8 more

3 minifigure parts with their print are only in this set

• Hips and Light Bluish Gray Legs with Pockets on Hips and FrontLight Bluish Gray
• Torso Jacket, Black Seam Lines, Black Belt with Silver Buckles Print, Light…Light Bluish Gray
• Torso Jacket, Red and Blue Rank Badge, Black Belt Print, Dark Bluish Gray Arms…Dark Bluish Gray