Dawn of Iron Doom

What there is most of

• Plate 1 x 2 · Light Bluish Gray×20
• Plate 1 x 2 · Dark Brown×15
• Bracket 1 x 2 - 2 x 2 Inverted · Light Bluish Gray×14
• Brick Sloped 45° 2 x 1 with 2/3 Cutout [New Version] · Black×14
• Arm Mechanical with Clip [Thick Support] · Pearl Titanium×12
• Plate 1 x 4 · Dark Bluish Gray×11
• Plate 2 x 4 · Dark Bluish Gray×10
• Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Small · Red×9
• Plate Round 1 x 1 with Solid Stud · Trans-Red×9
• Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening) · Red×9
• Brick Wedged, Curved 2 x 3 x 2/3 Two Studs, Wing End · Pearl Titanium×8
• Plate Special 1 x 2, Top Clip [Split] · Black×8
• Animal, Snake, Small · Red×7
• Brick Curved 2 x 2 x 2/3 Two Studs and Curved Slope End · Red×7
• Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening) · Dark Brown×7
• Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Medium · Dark Red×6
• Animal, Snake Head with Open Mouth, Fangs and Curved Neck with Bar · Red×6
• Bar 6L with Stop Ring · Reddish Brown×6
• Bracket 1 x 2 - 2 x 2 · Red×6
• Brick Curved 2 x 1 No Studs [1/2 Bow] · Dark Bluish Gray×6

The twenty most numerous parts, longest bar first. Start a checklist to see all 216 part types and tick them off as you find them.