Spike

What there is most of

• Brick Sloped 45° 1 x 1 x 2/3 Quadruple Convex [Pyramid] · White×5
• Plate Round 1 x 1 with Open Stud · Yellow×5
• Plate Special 2 x 2 with Groove and Center Stud (Jumper) · Black×5
• Technic Brick 1 x 1 with Pin Hole · Green×4
• Plate 1 x 3 · Green×3
• Brick 1 x 2 · Green×2
• Brick Curved 3 x 1 No Studs · Green×2
• Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) · Medium Blue×2
• Brick Sloped 45° 2 x 1 with Bottom Pin · Green×2
• Brick Sloped Inverted 45° 2 x 1 · Green×2
• Brick Sloped Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes] · Green×2
• Brick Special 1 x 1 with Studs on 2 Adjacent Sides · Bright Green×2
• Brick Special 1 x 2 x 1 2/3 with 8 Studs on 3 Sides · Black×2
• Panel 1 x 2 x 3 [Side Supports / Hollow Studs] · Trans-Clear×2
• Plate 1 x 2 · White×2
• Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening) · Black×2
• Plate Special 2 x 2 with Groove and Center Stud (Jumper) · Light Bluish Gray×2
• Plate Special Round 2 x 2 with Center Stud (Jumper Plate) · Orange×2
• Technic Pin 1/2 with Friction · Dark Bluish Gray×2
• Tile Round 1 x 1 Half Circle · White×2

The twenty most numerous parts, longest bar first. Start a checklist to see all 36 part types and tick them off as you find them.