The Ocean Monument

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

• Weapon Sword BlockyMedium Lavender

6 parts appear in only a few other sets

• Tile 2 x 3 with Pixelated Squid Face PrintDark Bluealso in 21259 The Pirate Ship Voyage (all Minecraft)
• Tile Special 2 x 2 Inverted with Pixelated Dark Green, Dark Red, White and Gray…Sand Greenalso in 21598 Underwater Adventure (all Minecraft)
• Panel 1 x 6 x 5Dark Green · ×2also in 75827 Firehouse Headquarters, 7599 Garbage Truck Getaway
• Tile 2 x 3 with Pixelated Orange Eye PrintTanalso in 21180 The Guardian Battle, 21598 Underwater Adventure (all Minecraft)
• Tool Pickaxe Blocky, DoubleMedium Lavenderalso in 21131 The Ice Spikes, 21137 The Mountain Cave (all Minecraft)
• Plate 6 x 6Dark Green · ×15also in 21054 The White House, 71787 Creative Ninja Brick Box, 10315 Tranquil Garden

1 part is otherwise only found in Minecraft sets

• Minifig Neckwear Armour Breastplate Rectangular (Minecraft)Medium Lavender

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

• Brick Special 1 x 1 with Studs on 2 Adjacent Sides×4
• Brick Special 1 x 1 x 1 2/3 with Studs on 1 Side×3
• Brick Special 1 x 2 with Vertical Closed Handle Inset from Edge

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

• Plate 2 x 8Dark Green · ×38
• Plate Special 2 x 2 with Groove and Center Stud (Jumper)Sand Green · ×32
• Plate 2 x 2Pearl Gold · ×24
• Tile 2 x 2 with GrooveLight Aqua · ×16
• Plate 6 x 6Dark Green · ×15
• and 8 more