The Heligoyle

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

• Creature Body Part, Dragon Wing 8 x 10 [Plain]Dark Purple · ×4
• Technic Beam 1 x 3 ThickMedium Blue · ×2

1 printed part is only in this set

• Tile Special 2 x 3 Pentagonal with Nexo Power Shield Print - Yeti SneezeTrans-Dark Blue

13 parts appear in only a few other sets

• Technic Beam 1 x 3 ThinMedium Blue · ×4also in 8012 Super Battle Droid
• Microfig [Plain]Dark Bluish Gray · ×2also in 70359 Lance vs. Lightning (all Nexo Knights)
• Tile Round 2 x 2 with Black Rock Teeth and Spots, Narrowed Yellow Eyes, Blue…Dark Purplealso in 70356 The Stone Colossus of Ultimate Destruction (all Nexo Knights)
• Tile Special 2 x 3 Pentagonal with Nexo Power Shield Print - Horrible HungerTrans-Purplealso in 70350 The Three Brothers (all Nexo Knights)
• Creature Body Part, Wing, Rocky with Smooth Trans-Light Blue Membranes PatternDark Purple · ×2also in 70359 Lance vs. Lightning, 70352 Jestro's Headquarters (all Nexo Knights)
• Tile Round 2 x 2 with Rock Creature Face with Jagged Grin, Dark Blue Spots and…Sand Bluealso in 70351 Clay's Falcon Fighter Blaster, 70355 Aaron's Rock Climber (all Nexo Knights)
• Brick Round 2 x 2 Special with SpikesMedium Blue · ×3also in 70351 Clay's Falcon Fighter Blaster, 70355 Aaron's Rock Climber, 70356 The Stone Colossus of Ultimate Destruction (all Nexo Knights)
• Brick Sloped 75° 2 x 2 x 3 Double ConvexDark Purple · ×2also in 41124 Heartlake Puppy Daycare, 41152 Sleeping Beauty's Fairytale Castle, 41101 Heartlake Grand Hotel
• Brick Round 2 x 2 Special with SpikesDark Purplealso in 70352 Jestro's Headquarters, 70356 The Stone Colossus of Ultimate Destruction, 80191974
• Helmet Space with Air Intakes and Hole on TopBluealso in 271712 Clay, 70351 Clay's Falcon Fighter Blaster, 70330 Ultimate Clay (all Nexo Knights)
• Wedge Plate 8 x 3, 22° LeftDark Purplealso in 70725 Nindroid MechDragon, 70720 Hover Hunter, 70724 NinjaCopter
• Wedge Plate 8 x 3, 22° RightDark Purplealso in 70725 Nindroid MechDragon, 70720 Hover Hunter, 70724 NinjaCopter
• and 1 more

7 moulds first came out in 2017, including in this set

• Wave / Lightning Angular, Single×5
• Brick Round 2 x 2 Special with Spikes×4
• Brick Sloped 45° 2 x 1 with 2/3 Inverted Cutout and no stud×4
• Creature Body Part, Wing, Rocky with Smooth Trans-Light Blue Membranes Pattern×2
• Plate Special 2 x 3 with Rocks×2
• and 2 more

4 existing moulds first came out in their colour in 2017, including in this set

• Brick Sloped 45° 1 x 1 x 2/3 Quadruple Convex [Pyramid]Trans-Light Blue · ×2
• Microfig [Plain]Dark Bluish Gray · ×2
• Brick Curved 2 x 2 x 2/3Dark Purple
• Headwear Accessory Visor (Nexo Knights)Trans-Neon Orange

4 minifigure parts with their print are only in this set

• Hair Long Braided Front and Bun with Wings and Sand Blue Elf Ears PrintDark Purple
• Hips and Sand Blue Legs with Black and Dark Purple Rocks and White and Blue…Dark Purple
• Minifig Head Harpy, Dual Sided, Female with Yellow Eyes, Lightning, Purple…Sand Blue
• Torso Black and Dark Purple Rocks and White and Blue Lightning Effect Print…Sand Blue