Dolphins Rescue Mission

3 parts appear in only a few other sets

• Brick Wedged, Curved Inverted 10 x 6 x 2 CockpitDark Bluealso in 8633 Speedboat Rescue, 70419 Wrecked Shrimp Boat
• MapDark Tanalso in 41381 Rescue Mission Boat, 41380 Lighthouse Rescue Centre (all Friends)
• Brick Sloped Inverted 45° 6 x 2 Double with 2 x 4 RecessedDark Red · ×5also in 60138 High-speed Chase, 70432 Haunted Fairground, 80008 Monkie Kid's Cloud Jet

6 parts are otherwise only found in Friends sets

• Animal, Sea Life Set, Clam Shell SmallCoral · ×2
• Animal, Sea Life Set, Fish with BarCoral · ×2
• Animal, Sea Life Set, Seahorse with BarCoral · ×2
• Animal, Sea Life Set, Snail with BarCoral · ×2
• Animal, Sea Life Set, Star FishCoral · ×2
• and 1 more

4 moulds first came out in 2019, including in this set

• Animal, Sea Life Set, Octopus×12
• Animal / Plant, Coral / Sea Weed×3
• Animal, Dolphin, Baby with Black Eyes
• Map

5 existing moulds first came out in their colour in 2019, including in this set

• Tile 2 x 2 Curved, MacaroniCoral · ×4
• Tile Round 1 x 1 QuarterBright Light Orange · ×4
• Plate Special 1 x 4 with 2 Studs with Groove [New Underside]Coral · ×2
• Tile Round 1 x 1 QuarterCoral · ×2
• Brick Sloped Inverted 45° 6 x 2 Double with 2 x 4 RecessedDark Blue

4 minifigure parts with their print are only in this set

• Minidoll Head, Dark Turquoise Eyes, Purple Lips PrintLight Nougat
• Minidoll Hips and Trousers with Back Pockets with Lime Stripe, Light Nougat FeetDark Blue
• Minidoll Torso Girl with Dark Blue/Yellowish Green Wet-suit, Zipper Print…Dark Blue
• Minidoll Torso Girl with Medium Blue/Dark Pink Wet-Suit, Seahorse Logo Print…Light Nougat