🧱 Completeness checklist

Sentry and Catapult · set 4863 — 30 part types · 41 pieces · 11 colours · 0 minifigs

📥 Drop photos or a parts file to auto-check

📸 Auto-check a colour: photograph each colour — one colour per photo · parts laid flat & not touching · on a plain white A4 sheet · phone straight overhead · even light, no shadow. We tick what we can see; you confirm the rest.

Reddish Brown

8 types · 16 pieces

6×Duplo Brick 1 x 2 x 2 with Nailed Crossed Wooden Boards Print4066pr0005

3×Duplo Flagpole / Antenna 1 x 951708

2×Duplo Plate 2 x 440666

1×Duplo Car Base, 2 x 6 with Black Wheels and Open Hitch End2312c03

1×Duplo Catapult Arm52365

1×Duplo Catapult Base52366

1×Duplo Horse Harness31169

1×Duplo Ladder 8 Rung2224

Black

8 types · 10 pieces

2×Duplo Brick 2 x 2 Slope 45°6474

2×Duplo Brick 2 x 2 x 231110

1×Duplo Armor with Silver Helmet with Black Top, and Red and Yellow Breastplate and Dragon Print51727pr0001

1×Duplo Brick 2 x 23437

1×Duplo Brick 2 x 43011

1×Duplo Brick 4 x 3 x 3 Wry Inverted51732

1×Duplo Ladder Stand2223

1×Duplo Shield, Angled Triangle with Black Dragon on Yellow and Red Background Print51711pr0002

Red

3 types · 4 pieces

2×Duplo Flag Wavy 2 x 5 with Castle Dragon Print51725pr0001

1×Duplo Plate 1 x 2 with Overhang with Dragon Print42236pr0005

1×Duplo Plate Special 4 x 6 with Studs on Edge31465

Pearl Light Gray

3 types · 3 pieces

1×Duplo Broadaxe51996

1×Duplo Shield, Angled Triangle with Lion Looking Left and Crown on Yellow and Blue Background Print51711pr0004

1×Duplo Sword, Thick51714

Bright Green

2 types · 2 pieces

1×Duplo Plate 2 x 440666

1×Duplo Plate 4 x 84672

Blue

1 types · 1 pieces

1×Duplo Figure with Rounded Head with Dark Bluish Gray Legs, Blue Chest, White Arms, Dark Bluish Gray Hands51741pr0002

Bright Light Orange

1 types · 1 pieces

1×Duplo Figure with Rounded Head with Black Legs, Black Dragon on Shield, Red Arms, Dark Bluish Gray Hands, Smile Print51741pr0005

Dark Bluish Gray

1 types · 1 pieces

1×Ball, Hard Plastic, 51mm (approx. 6 studs diameter)41250

Metallic Silver

1 types · 1 pieces

1×Duplo Armor with Yellow Top Feather and Blue and Yellow Breastplate with Lion and Crown Print51728pr0002

White

1 types · 1 pieces

1×Duplo Animal Horse with One Stud and Moveable Head, Eyes Print75725pr0001

Yellow

1 types · 1 pieces

1×Duplo Flag Wavy 2 x 5 with Lion and Crown Print51725pr0002

Tick a part when you've found them all. Your ticks are saved on this device. Counts are the official Rebrickable inventory for this set — spares included where the set ships them.