Guarded Fortress

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

• Brick Round Corner 2 x 2 Macaroni with Stud Notch and Reinforced Underside [New…Bright Green · ×7
• Panel 3 x 4 x 6 with Arched WindowDark Orange · ×2
• Plate Round Corners 8 x 8 x 2/3 Circle with Reduced KnobsGreen · ×2

5 printed parts are only in this set

• Tile 2 x 2 with Coin and Barcode Print (Sticker)Dark Orange
• Tile 2 x 2 with Koopa Troopa and Barcode Print (Sticker)Green
• Tile 2 x 2 with Piranha Plant and Barcode Print (Sticker)Red
• Tile 2 x 3 with Double Ended Arrow on Wooden Background PrintMedium Nougat
• Tile Special 2 x 3 with 2 Clips and Mario Logo PrintRed

7 parts appear in only a few other sets

• Technic Brick 1 x 2 [1 Pin Hole]Dark Orange · ×2also in 43188 Aurora's Forest Cottage
• Brick 2 x 2 with 'POW' PrintBlackalso in 40414 Monty Mole & Super Mushroom (all Super Mario)
• Panel 4 x 4 x 6 Quarter CylinderDark Orange · ×2also in 10231 Shuttle Expedition, 10213 Shuttle Adventure
• Tile 2 x 2 with Bob-Omb and Barcode Print (Sticker)Dark Bluealso in 71361-6, 71361-11 (all Super Mario)
• Plate Round Corners 8 x 8 x 2/3 Circle with Reduced KnobsBlue · ×2also in 71360 Adventures with Mario, 71400 Big Urchin Beach Ride, 71412 Big Bad Island (all Super Mario)
• Tile 2 x 2 with 'POW' and Barcode Print (Sticker)Bluealso in 40414 Monty Mole & Super Mushroom, 71391 Bowser's Airship, 71407 Cat Peach Suit and Frozen Tower (all Super Mario)
• Brick Sloped Inverted 45° 2 x 2 Double ConvexDark Orange · ×2also in 76391 Hogwarts Icons - Collectors' Edition, 41703 Friendship Tree House, 76404 LEGO Harry Potter Advent Calendar, 60434 Space Base and Rocket Launchpad

4 parts are otherwise only found in Super Mario sets

• Plate Round Corners 4 x 4 x 2/3 Circle with Reduced KnobsDark Orange · ×2
• Feet, 2 x 2 x 2/3 with 4 Studs on TopGreen
• Feet, 2 x 2 x 2/3 with 4 Studs on TopYellow
• Pipe 6 x 6 (Warp Pipe)Bright Green

8 moulds first came out in 2020, including in this set

• Plate Round Corners 4 x 4 x 2/3 Circle with Reduced Knobs×16
• Plate Round Corners 6 x 6 x 2/3 Circle with Reduced Knobs×4
• Plate Round Corners 8 x 8 x 2/3 Circle with Reduced Knobs×4
• Arm, Long, with Technic Pin×2
• Brick Special 1 x 2 x 1 2/3 with 8 Studs on 3 Sides×2
• and 3 more

14 existing moulds first came out in their colour in 2020, including in this set

• Brick Sloped Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes]Dark Orange · ×13
• Technic Beam 1 x 2 ThickBright Green · ×9
• Brick Sloped 45° 1 x 1 x 2/3 Quadruple Convex [Pyramid]White · ×8
• Brick 1 x 2 x 3 with Bottom Stud HolderDark Orange · ×4
• Brick Round Corner 4 x 4 Macaroni Wide with 3 StudsDark Orange · ×4
• and 9 more