Dawn of Iron Doom

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

• Neckwear Cape, Pauldron, Angular [Plain]Green · ×2

1 printed part is only in this set

• Dish 4 x 4 Inverted [Radar] with Clock Face with Copper and Gold Spiral Gear…Trans-Neon Orange

10 parts appear in only a few other sets

• Dish 6 x 6 Inverted (Radar) with Dark Red Circle and Dark Bluish Gray and…Blackalso in 76049 Avenjet Space Mission
• Pod, Elongated, Half, Alien 2 x 4 x 4Pearl Titaniumalso in 70621 The Vermillion Attack (all Ninjago)
• Animal Body Part, Barb / Claw / Tooth / Talon / Horn, MediumDark Red · ×6also in 71310 Umarak the Hunter, 70604 Tiger Widow Island
• Large Figure Weapon Blade, Curved Tip with AxlePearl Copper · ×2also in 70624 Vermillion Invader, 70622 Desert Lightning (all Ninjago)
• Minifig Neckwear Armor with Breastplate and Shoulder Pads with Snake HeadsPearl Titaniumalso in 891726 Vermillion, 70622 Desert Lightning (all Ninjago)
• Pod, Round, Half, Alien 2 x 4 x 2Pearl Titaniumalso in 70621 The Vermillion Attack, 70624 Vermillion Invader (all Ninjago)
• Large Figure Wing, SmallPearl Titanium · ×4also in 70624 Vermillion Invader, 70622 Desert Lightning, 76100 Royal Talon Fighter Attack
• Wedge Plate 6 x 3 LeftLime · ×2also in 60123 Volcano Supply Helicopter, 10215 Obi-Wan's Jedi Starfighter, 70627 Dragon's Forge
• Brick Wedged, Sloped 45° 4 x 2 LeftRedalso in 7046 Fire Command Craft, 4100 Maximum Wheels, 8159 Racer X & Taejo Togokhan
• Brick Wedged, Sloped 45° 4 x 2 RightRedalso in 7046 Fire Command Craft, 4100 Maximum Wheels, 8159 Racer X & Taejo Togokhan

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

• Animal, Snake Head with Open Mouth, Fangs and Curved Neck with Bar×6
• Weapon Ninjago Time Blade with Trans-Bright Green Claws and Blades Pattern×4
• Helmet with Cheek Protection and 2 Trans-Orange Snakes Pattern
• Minifig Neckwear Armor with Breastplate and Shoulder Pads with Snake Heads
• Weapon Axe Head with Snake and Trans-Red Blade Pattern
• and 1 more

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

• Brick Wedged, Curved 2 x 3 x 2/3 Two Studs, Wing EndPearl Titanium · ×8
• Plate Round 2 x 2 with Rounded Bottom [Boat Stud]Trans-Red · ×6
• Large Figure Wing, SmallPearl Titanium · ×4
• Weapon Sword (Uruk-hai)Pearl Copper · ×4
• Brick Wedged, Sloped 4 x 4 PointedPearl Titanium · ×3
• and 7 more

7 minifigure parts with their print are only in this set

• Hood Cowl Pointed, Mask with Eye Holes and Gears and Copper Clock with Spiral…Black · ×2
• Hips and Black Legs with Copper and Silver Armor, Copper Chain, Dark Red Trim…Black
• Hips and Black Legs with Dark Red and Silver Armor PrintBlack
• Minifig Head Krux (Acronix), Gray Eyebrows, Green Eye Paint, Grimace / Gray…Yellow
• Minifig Head Krux (Acronix), Red Eyebrows, Green Eye Paint, Crooked Smile…Yellow
• and 2 more