🧱 Completeness checklist
Mystery Mansion · set 75904 — 250 part types · 831 pieces · 27 colours · 7 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.
0 / 250
Jump to colour
Minifigures
Reddish Brown
Black
Dark Bluish Gray
Light Bluish Gray
Dark Purple
Trans-Clear
White
Green
Lime
Red
Yellow
Medium Blue
Orange
Dark Green
Medium Azure
Sand Green
Tan
Pearl Titanium
Bright Green
Metallic Gold
Blue
Pearl Gold
Trans-Neon Orange
Trans-Yellow
Dark Brown
Flat Silver
[No Color/Any Color]
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.