
T. rex
The T. rex 31151 is part of the Creator 3-in-1 range and brings a 626-piece dinosaur build to the table. Olive green and dark green mix with black and dark bluish grey for a fairly naturalistic look. It works as a standalone building project, with no film licence attached.
- Set number
- 31151
- Year
- 2024
- Pieces
- 626
- Minifigures
- 0
- Theme
- Creator 3-in-1
- Different parts
- 151
Parts list 151
-
Plate 1 × 2
× 54
-
Brick Curved 2 × 1 No Studs [1/2 Bow]
× 28
-
Tile 1 × 2 with Groove
× 17
-
Tile Round 1 × 1 Quarter
× 16
-
Wedge Plate 2 × 2 Cut Corner
× 16
-
Tile 1 × 1 with Groove
× 16
-
Plate Special 1 × 2 Rounded with 2 Open Studs
× 12
-
Plate 1 × 4
× 11
-
Technic Pin with Friction Ridges Lengthwise with No Center Slots
× 11
-
Plate Special 2 × 2 × 2/3 with Two Studs On Side and Two Raised [Half Hollow Anti-stud] - Updated Version
× 10
-
Plate 2 × 2
× 9
-
Plate 1 × 2
× 9
-
Brick Curved 2 × 2 × 2/3
× 9
-
Plate 2 × 4
× 8
-
Plate 1 × 4
× 8
-
Plate Round Half 3 × 6 with 1 × 2 Cutout
× 8
-
Brick Wedged, Curved 2 × 1 with Stud Notch Right
× 8
-
Brick Wedged, Curved 2 × 1 with Stud Notch Left
× 8
-
Brick 1 × 2
× 7
-
Plate 2 × 4
× 7
-
Plate 2 × 4
× 7
-
Plate 2 × 2
× 7
-
Plate Special 1 × 1 × 2/3 Half Round with Side Stud
× 7
-
Technic Brick Special 2 × 2 with Ball Socket Wide and Axle Hole, No Arm Holes
× 7
-
Brick Sloped 30° 1 × 2 × 2/3
× 7
-
Plate Round 1 × 1 with Solid Stud
× 6
-
Plate Special 1 × 2 with 5.9mm Centre Side Towball
× 6
-
Plate Special 1 × 2 with Three Teeth [Tri-Tooth]
× 6
-
Plate Round 2 × 2 with Axle Hole Type 1 (+ Opening)
× 6
-
Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Small
× 6
-
Technic Brick Special 1 × 2 with Pin Hole and 1 × 2 Plate
× 6
-
Brick Sloped 45° 2 × 4 × 1 1/3 Double
× 6
-
Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Medium
× 6
-
Technic Pin 1/2 with Friction
× 6
-
Bracket 1 × 2 - 2 × 4
× 6
-
Plate Special 1 × 2 5.9mm Towball Socket
× 5
-
Wedge Plate 4 × 2 Right
× 5
-
Wedge Plate 4 × 2 Left
No longer produced · last seen 2024
× 5
-
Brick Wedged, Curved 4 × 4 No Top Studs
× 5
-
Plate 2 × 2 Corner
× 4
-
Plant, Leaves 4 × 3
× 4
-
Plate 1 × 2
× 4
-
Plate 1 × 1
× 4
-
Technic Brick 1 × 2 [1 Pin Hole]
× 4
-
Technic Brick 1 × 1 with Pin Hole
× 4
-
Brick Curved 2 × 1 No Studs [1/2 Bow]
× 4
-
Bar Holder with Hole and Bar Handle
× 4
-
Brick Sloped Inverted 33° 3 × 2, Connections between Studs, Ovoid Bottom Pin
No longer produced · last seen 2024
× 4
-
Plate Angled 3 × 3 with Heart Shape
× 4
-
Plate Round 2 × 2 with Axle Hole Type 1 (+ Opening)
× 4
-
Technic Pin Long with Friction Ridges Lengthwise, 1 Center Slot
× 4
-
Plate Special 1 × 1 with Tooth
× 4
-
Technic Ball Joint with Through Axle Hole
× 4
-
Bracket 1 × 1 - 1 × 2 Inverted
× 4
-
Technic Brick 1 × 2 with Hole and Dual Beam Extensions
× 4
-
Brick Sloped 30° 1 × 2 × 2/3
× 4
-
Bracket 1 × 2 - 2 × 2 Inverted
× 4
-
Brick 2 × 4
× 3
-
Brick 1 × 4
× 3
-
Plate 2 × 2
× 3
No part matches this colour selection.
Import on BrickLink: Wanted → Upload, upload the file (or paste its content), pick a Wanted List and add the parts.
Spare parts (16)
These extra parts come with the set in case one gets lost.
-
Technic Pin with Friction Ridges Lengthwise with No Center Slots
× 2
-
Tile Round 1 × 2 Half Circle
× 1
-
Plate 1 × 1
× 1
-
Plate 1 × 1
× 1
-
Tile Round 1 × 1 Quarter
× 1
-
Tile 1 × 1 with Groove
× 1
-
Tile 1 × 1 with Groove
× 1
-
Plate Round 1 × 1 with Solid Stud
× 1
-
Plate Round 1 × 1 with Solid Stud
× 1
-
Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Small
× 1
-
Brick Sloped 30° 1 × 1 × 2/3 (Cheese Slope)
× 1
-
Brick Sloped 30° 1 × 1 × 2/3 (Cheese Slope)
× 1
-
Brick Sloped 30° 1 × 1 × 2/3 (Cheese Slope)
× 1
-
Plate Round 1 × 1 with Open Stud
× 1
-
Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Medium
× 1
-
Technic Pin 1/2 with Friction
× 1
Alternative models
A 3-in-1 set: the official LEGO® building instructions contain three models you can build from the same parts. View the official building instructions at LEGO® ↗
Fan models by Rebrickable users that you can build (mostly) from this set’s parts. Instructions are available from the designers.
- 31151-Aqua bundle
- 31151-plesiosaurus
- TR-31151 THUNDEROUS ROAR
- 31151-Green Rhino
- 31151-spinosaurus
- 31151-argentinosaurus
- 31151-scorpion
- 31151-Ichthyosaurus
- 31151-Brachiosaurus
- 31151 My Neighbor Totoro
- VF-1 Valkyrie (Macross) / Transformer Jetfire, 31151 alternate build
- 31151 Frankenstein Bust
Description
Building a predator brick by brick
Putting together a LEGO T. rex means working with wedge plates, small gears and moving joints so the jaw, legs and tail all gain proper articulation once finished. At 626 pieces the build stays approachable without feeling simple, since the head, body and limbs are each assembled as their own sub-build before coming together at the end. Texture comes from lots of small elements layered across the body rather than a few large panels, which is part of what makes the skin surface read as reptilian rather than smooth.
Colours that read like scales
Olive green and dark green form the base colour across the body, standing in for reptile skin, while black covers claws, teeth and a handful of contour details. Dark bluish grey rounds out the palette on the underside and other accents, breaking up the green surface so the model doesn't look flat. These four colours repeat throughout the set in different shapes, which keeps a fairly limited palette feeling varied. The parts list on this page shows exactly which bricks come in which colour, useful if you're hunting for spares or planning your own build.
One model, several builds
Creator 3-in-1 sets are designed so the same collection of pieces can become more than one finished model, not just the one shown on the box. That makes this T. rex a reasonable pick for anyone who wants to keep building after the first result rather than shelving it straight away. Each alternate build comes with its own instructions, so no extra experience is required to attempt one. For anyone who likes dinosaurs but also enjoys trying variations, that's a genuine advantage over a fixed, single-outcome set.
Checking parts against this page
With 151 unique parts, this set sits in the middle range for Creator models, leaving enough variety for repairs or small custom builds using its pieces. The parts list on this page lists every element with its colour and quantity, so missing or wanted bricks are easy to track down. That's especially handy if you need particular colours for another project or want to check whether pieces from this set pair well with something else already on your shelf.
FAQ
- How many pieces does the T. rex 31151 have?
- The set contains 626 pieces across 151 unique parts, covering the head, body, legs and tail.
- Does the set include any minifigures?
- No, there are no minifigures in this set. It focuses entirely on the dinosaur model itself.
- Can this set be built differently?
- Yes, as a Creator 3-in-1 model its pieces are designed to work as more than one build, so there's room to keep experimenting after the first assembly.



