The Flaming Foundry

1 mould appears in no other set

• Banner, Gold Trim and Symbols Print×3

1 part comes in a colour no other set has for that mould

• Brick Curved 2 x 2 with Lip, No StudsTrans-Neon Orange · ×9

1 printed part is only in this set

• Tile 1 x 1 with Bull Nose, Gold Ring PrintMagenta

8 parts appear in only a few other sets

• Cylinder Half 2 x 4 x 5 with 1 x 2 cutoutTrans-Neon Orange · ×4also in 80010 Demon Bull King (all Monkie Kid)
• Windscreen 2 x 6 x 2, Thin TopTrans-Neon Orangealso in 80011 Red Son's Inferno Truck (all Monkie Kid)
• Brick 1 x 4 x 3Dark Purple · ×2also in 41396 Puppy Playground, 40371 Easter Egg
• Bar 1 x 4 x 2Pearl Titaniumalso in 70436 Phantom Fire Truck 3000, 70435 Newbury Abandoned Prison
• Plate Round 4 x 4 with 2 x 2 Round OpeningTrans-Neon Orange · ×4also in 70326 The Black Knight Mech, 70317 The Fortrex, 45806 INTO ORBIT Challenge Kit, 80011 Red Son's Inferno Truck
• Panel 2 x 6 x 6 with Window SlotBlack · ×2also in 70316 Jestro's Evil Mobile, 70323 Jestro's Volcano Lair, 70356 The Stone Colossus of Ultimate Destruction, 80006 White Dragon Horse Bike
• Hipwear Coattails, Tattered EndsRedalso in 80011 Red Son's Inferno Truck, 80019 Red Son's Inferno Jet, 80008 Monkie Kid's Cloud Jet, 80023 Monkie Kid's Team Dronecopter (all Monkie Kid)
• Tool Screwdriver and Spanner / WrenchDark Bluish Grayalso in 71027-6, 60268 LEGO City Advent Calendar, 212010 Batman, 10772 Mickey Mouse's Propeller Plane

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

• Weapon Hilt Symmetric×6
• Brick Wedged, Curved 2 x 2 with Stud Notches×4
• Cloud / Dust with Bar
• Hair and Tiara, Bun, 2 Horns, Golden Tiara Print
• Hair Long with 2 Buns and Green Streaks
• and 5 more

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

• Animal Body Part, Horn (Cattle)Magenta · ×6
• Cylinder Half 2 x 4 x 5 with 1 x 2 cutoutTrans-Neon Orange · ×4
• Weapon Blade with Spikes and Two BarsTrans-Neon Orange · ×4
• Bracket 1 x 1 - 1 x 1Black · ×2
• Bracket 1 x 2 - 2 x 2 InvertedDark Bluish Gray · ×2
• and 11 more