Ariel's Underwater Palace

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

• Minifig Head [Plain] [Vented Stud - 2 Holes]Opal Trans-Clear · ×8
• Panel 2 x 6 x 6 with Gothic ArchBright Light Yellow · ×2
• Slide Straight 4 x 6 x 6Pearl Gold

2 printed parts are only in this set

• Cylinder Half 2 x 4 x 5 with 1 x 2 Cutout and Columns, Stars, and Bubbles PrintLight Aqua · ×3
• Brick Round 2 x 2 Dome Top with Eyes and Eyebrows PrintMagenta

13 parts appear in only a few other sets

• Brick Special 1 x 14 GroovedLight Aquaalso in 41449 Andrea's Family House
• Cylinder Half 2 x 4 x 2 with 1 x 2 CutoutLight Aquaalso in 43215 The Enchanted Treehouse (all Disney)
• Minidoll Head Male [Plain]Light Nougatalso in 43299 Ariel's Royal Wedding Boat (all Disney)
• Slide Curved 180°Pearl Goldalso in 41063 Ariel's Undersea Palace (all Disney)
• Tile Round 2 x 2 with Silver Mirror Surface PrintPearl Goldalso in 43206 Cinderella and Prince Charming's Castle (all Disney)
• Brick Arch 1 x 3 x 3 [Gothic]Bright Light Yellow · ×2also in 43217 'Up' House, 40814 Baby Elephant in the Sky
• Brick Round Corner 5 x 5 x 1 Curved, Bottom Cut Outs, No Studs, 7 Bottom TubesPearl Gold · ×2also in 43195 Belle and Rapunzel's Royal Stables, 75640 The Baratie Floating Restaurant
• Support Round 1 x 1 x 6 Solid PillarBright Light Yellow · ×7also in 10312 Jazz Club, 40708 Mini Disney Ariel's Castle, 11203 Bluey's Family House
• Dish 4 x 4 with 4 StudsCoral · ×2also in 41692 Vet Clinic Rescue Helicopter, 43106 Unicorn DJ BeatBox, 71461 Fantastical Tree House
• Technic Knob WheelDark Pinkalso in 10311 Orchid, 43237 Isabela's Flowerpot, 43252 Moana's Flowerpot
• Panel 1 x 6 x 7 with 2 Columns and ArchDark Turquoise · ×3also in 41449 Andrea's Family House, 41688 Magical Caravan, 43265 Arendelle Frozen Castle, 43291 Mini Belle & Tiana with Castle
• Brick Round Corner 3 x 3 x 1 No StudsPearl Gold · ×2also in 80047 Mei's Guardian Dragon, 71818 Tournament Battle Arena, 71494 Zoey's Time Owl, 71860 Lloyd's Titan Mech
• and 1 more

3 moulds first came out in 2022, including in this set

• Plate 10 x 10 with Rounded End×2
• Brick Special 1 x 2 with 1 Center Stud on 1 Side, Bottom Stud Holder
• Mask, Hair and Beard, White Eyebrows, Light Nougat Face, Gold Crown Print (King…

14 existing moulds first came out in their colour in 2022, including in this set

• Brick Curved 2 x 1 with Inverted CutoutBright Light Yellow · ×10
• Brick Arch 1 x 3Bright Light Yellow · ×9
• Support Round 1 x 1 x 6 Solid PillarBright Light Yellow · ×7
• Brick Arch 1 x 3 x 3 [Gothic]Bright Light Yellow · ×2
• Brick Round Corner 3 x 3 x 1 No StudsPearl Gold · ×2
• and 9 more

6 minifigure parts with their print are only in this set

• Mask, Hair and Beard, White Eyebrows, Light Nougat Face, Gold Crown Print (King…White
• Minidoll Head, Bright Light Blue Eyes, Dark Pink LipsLight Nougat
• Minidoll Hips and Fishtail (Mermaid) with Opal Trans-Light Blue Tail Fin and…Dark Azure
• Minidoll Hips and Fishtail (Mermaid) with Opal Trans-Medium Reddish Violet Tail…Red
• Minidoll Torso Girl with Red Shells Print with Light Nougat HandsLight Nougat
• and 1 more