Skip to content
Back of the Box Builds

Back of the Box Builds

LEGO Alternate Builds!

  • SETS
    • Adventurers
    • Aquazone
    • Belville
    • BATMAN™
    • BIONICLE
    • Building Set with People
    • Castle
    • Duplo
    • Fabuland
    • Harry Potter
    • Holiday and Event
    • LEGOLAND
    • Model Team
    • Pirates
    • Space
    • Star Wars
    • Technic
    • Town
    • Universal Building Set
    • Western
    • More Sets
    • Misc
  • USEFUL LINKS
    • Submit Instructions!
    • New Instructions
    • New Official Sets
    • New Alternate Builds
    • Minifigs
    • Very Small Builds
    • Small Builds
    • Medium Builds
    • Large Builds
    • Extra Large Builds
    • How BOTBB was Built
  • THIS IS AN INDEPENDENT SITE NOT AUTHORIZED OR SPONSORED BY THE LEGO GROUP

BACK OF THE BOX BUILDS

6923 – Back C
Alternate Builds Instructions Added M:Tron M:Tron Alternate Builds Medium Alt Build Medium Builds Space 

6923 – Back C

October 1, 2019October 25, 2021 Master Builder
6524 – Back B
Alternate Builds Classic Town Small Builds Town Town Alternate Builds Traffic 

6524 – Back B

June 28, 2022June 28, 2022 Master Builder
6649 – Back B
Alternate Builds Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds Traffic 

6649 – Back B

July 8, 2022July 11, 2022 Master Builder
6205 – Back A
Alternate Builds Episode III Instructions Added Small Alt Build Small Builds Star Wars Star Wars Alternate Builds 

6205 – Back A

October 19, 2024October 21, 2024 Master Builder
1381 – Back A
Alternate Builds Small Builds Studio Alternate Builds Studios 

1381 – Back A

July 2, 2024July 2, 2024 Master Builder
897 – Back B
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds Space 

897 – Back B

September 16, 2019October 25, 2021 Master Builder
4565 – Back A
Alternate Builds Large Builds Train Train Alternate Builds 

4565 – Back A

January 5, 2026January 5, 2026 Master Builder

NEW INSTRUCTIONS ADDED!View All

  • 7101 – Back A
    Alternate Builds Instructions Added Small Alt Build Small Builds Star Wars Star Wars Alternate Builds 

    7101 – Back A

  • 7128 – Back A
    Alternate Builds Episode IV/V/VI Instructions Added Small Alt Build Small Builds Star Wars Star Wars Alternate Builds 

    7128 – Back A

  • 7111 – Back A
    Alternate Builds Instructions Added Small Alt Build Small Builds Star Wars Star Wars Alternate Builds 

    7111 – Back A

  • 7140 – Back A
    Alternate Builds Instructions Added Large Alt Build Large Builds Star Wars Star Wars Alternate Builds 

    7140 – Back A

  • Viva’s Space Scooter
    Alternate Instructions Included Classic Space Classic Space Alternate Builds Comic Book Instructions Added Jim Spaceborn Space 

    Viva’s Space Scooter

7101 – Back A7101 – Back A7128 – Back A7128 – Back A7111 – Back A7111 – Back A7140 – Back A7140 – Back AViva’s Space ScooterViva’s Space Scooter

NEW OFFICIAL SETS ADDED!View All

6740: Xtreme Tower
Island Xtreme Stunts Island Xtreme Stunts Sets Large Builds Official Sets 

6740: Xtreme Tower

April 16, 2026April 16, 2026 Master Builder

Year Released: 2002BricklinkInstructions

6739: Truck & Stunt Trikes
Island Xtreme Stunts Island Xtreme Stunts Sets Medium Builds Official Sets 

6739: Truck & Stunt Trikes

April 16, 2026April 16, 2026 Master Builder

Year Released: 2002BricklinkInstructions

7264: Imperial Inspection
Episode IV/V/VI Large Builds Official Sets Star Wars Star Wars Sets 

7264: Imperial Inspection

April 15, 2026April 15, 2026 Master Builder

Year Released: 2005BricklinkInstructions

NEW ALTERNATE BUILDS ADDED!View All

6740 – Back B
Alternate Builds Island Xtreme Stunts Island Xtreme Stunts Alternate Builds Medium Builds 

6740 – Back B

April 16, 2026April 16, 2026 Master Builder
6740 – Back A
Alternate Builds Island Xtreme Stunts Island Xtreme Stunts Alternate Builds Medium Builds 

6740 – Back A

April 16, 2026April 16, 2026 Master Builder
6739 – Back B
Alternate Builds Island Xtreme Stunts Island Xtreme Stunts Alternate Builds Medium Builds 

6739 – Back B

April 16, 2026April 16, 2026 Master Builder
6739 – Back A
Alternate Builds Island Xtreme Stunts Island Xtreme Stunts Alternate Builds Medium Builds 

6739 – Back A

April 16, 2026April 16, 2026 Master Builder
7264 – Back A
Alternate Builds Episode IV/V/VI Large Builds Star Wars Star Wars Alternate Builds 

7264 – Back A

April 15, 2026April 15, 2026 Master Builder
6738 – Back B
Alternate Builds Island Xtreme Stunts Island Xtreme Stunts Alternate Builds Medium Builds 

6738 – Back B

April 13, 2026April 13, 2026 Master Builder
6738 – Back A
Alternate Builds Island Xtreme Stunts Island Xtreme Stunts Alternate Builds Medium Builds 

6738 – Back A

April 13, 2026April 13, 2026 Master Builder
7101 – Back A
Alternate Builds Instructions Added Small Alt Build Small Builds Star Wars Star Wars Alternate Builds 

7101 – Back A

April 8, 2026April 15, 2026 Master Builder
7128 – Back A
Alternate Builds Episode IV/V/VI Instructions Added Small Alt Build Small Builds Star Wars Star Wars Alternate Builds 

7128 – Back A

April 8, 2026April 18, 2026 Master Builder
7111 – Back A
Alternate Builds Instructions Added Small Alt Build Small Builds Star Wars Star Wars Alternate Builds 

7111 – Back A

April 8, 2026April 15, 2026 Master Builder

STAR WARSView All

6211 – Back B
Alternate Builds Episode IV/V/VI Instructions Added Large Alt Build Large Builds Star Wars Star Wars Alternate Builds 

6211 – Back B

February 9, 2025February 13, 2025 Master Builder

From: 6211: Imperial Star DestroyerName: 6211-B2Instructions: View PDF (Instructions by LEGO)

HARRY POTTERView All

4726 – Back B
Alternate Builds Chamber of Secrets Harry Potter Harry Potter Alternate Builds Small Builds 

4726 – Back B

February 27, 2023February 27, 2023 Master Builder

From: 4726: Quidditch PracticeName: TBDSubmitted by: USERInstructions:

INSTRUCTIONS ADDEDView All

Book 250 – Page 44-45
Castle Castle Alternate Builds Extra Large Alt Build Idea Book Instructions Added 

Book 250 – Page 44-45

6670 – Back C
Alternate Builds Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds Wrecker 

6670 – Back C

Book 250 – Page 46-47
Alternate Instructions Included Castle Castle Alternate Builds Idea Book Instructions Added 

Book 250 – Page 46-47

Book 260 – Page 32-33
Alternate Instructions Included Castle Castle Alternate Builds Extra Large Alt Build Extra Large Builds Idea Book Instructions Added Large Alt Build Large Builds Medium Alt Build Medium Builds 

Book 260 – Page 32-33

Book 7777 – Page 8-9
Idea Book Instructions Added Large Alt Build Large Builds Race Town Train 

Book 7777 – Page 8-9

6803 – Back A
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Very Small Alt Build Very Small Builds 

6803 – Back A

6444 – Back A
Alternate Builds Classic Town Instructions Added Outback Small Builds Town Town Alternate Builds 

6444 – Back A

6989 – Back A
ABCs Alternate Builds Extra Large Alt Build Extra Large Builds Instructions Added M:Tron M:Tron Alternate Builds 

6989 – Back A

6530 – Back A
Alternate Builds Classic Town Instructions Added Town Town Alternate Builds Traffic Very Small Builds 

6530 – Back A

6484 – Back C
Alternate Builds Classic Town Instructions Added Medium Alt Build Medium Builds Race Town Town Alternate Builds 

6484 – Back C

6986 – Back C
Alternate Builds Instructions Added Medium Alt Build Medium Builds Space Space Police I Space Police I Alternate Builds 

6986 – Back C

6360 – Back D
Alternate Builds Building Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6360 – Back D

6155 – Back A
Alternate Builds Aquashark Aquazone Aquazone Alternate Builds Instructions Added Small Alt Build Small Builds 

6155 – Back A

8369 – Inside A
Alternate Builds Instructions Added Racers Racers Alternate Builds Radio Control Small Alt Build Small Builds 

8369 – Inside A

6884 – Back A
Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6884 – Back A

6938 – Back A
Alternate Builds Exploriens Exploriens Alternate Builds Instructions Added Medium Alt Build Medium Builds 

6938 – Back A

720 – Front A
Alternate Builds Basic Instructions Added Large Alt Build Large Builds LEGOLAND Alternate Builds Universal Building Set Universal Building Set Alternate Builds 

720 – Front A

6039 – Back A
Alternate Builds Castle Castle Alternate Builds Instructions Added Lion Knights Small Alt Build Small Builds 

6039 – Back A

Book 250 – Page 48-49
Castle Castle Alternate Builds Extra Large Alt Build Idea Book Instructions Added 

Book 250 – Page 48-49

BrickJournal Issue 6 Volume 2 Page 40 – Proto 2
Concepts and Prototypes Instructions Added M:Tron M:Tron Alternate Builds Small Alt Build Small Builds Space 

BrickJournal Issue 6 Volume 2 Page 40 – Proto 2

918 – Back A
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds Space 

918 – Back A

Bjarne Tveskov’s Eagle
Bjarne Tveskov Classic Space Classic Space Alternate Builds Instructions Added Medium Alt Build Medium Builds Space Special 

Bjarne Tveskov’s Eagle

6898 – Back D
Alternate Builds Ice Planet 2002 Ice Planet 2002 Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

6898 – Back D

6780 – Back C
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

6780 – Back C

6512 – Back C
Alternate Builds Classic Town Construction Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6512 – Back C

6256 – Back B
Alternate Builds Instructions Added Islanders Pirates Pirates Alternate Builds Pirates I Small Alt Build Small Builds 

6256 – Back B

6155 – Back D
Alternate Builds Aquashark Aquazone Aquazone Alternate Builds Instructions Added Small Alt Build Small Builds 

6155 – Back D

6899 – Back B
Alternate Builds Exploriens Exploriens Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

6899 – Back B

6373 – Back D
Alternate Builds Classic Town Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds Traffic 

6373 – Back D

1916 (3015) – Back C
Alternate Builds Instructions Added Space Space Police II Space Police II Alternate Builds Very Small Alt Build Very Small Builds 

1916 (3015) – Back C

6340 – Back C
Alternate Builds Classic Town Fire Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6340 – Back C

6039 – Back B
Alternate Builds Castle Castle Alternate Builds Instructions Added Lion Knights Small Alt Build Small Builds 

6039 – Back B

375-2 – Inside B
Alternate Builds Castle Castle Alternate Builds Extra Large Alt Build Extra Large Builds Instructions Added 

375-2 – Inside B

7121 – Back A
Alternate Builds Instructions Added Small Alt Build Small Builds Star Wars Star Wars Alternate Builds 

7121 – Back A

6077-2 – Inside A
Alternate Builds Castle Castle Alternate Builds Instructions Added Large Alt Build Large Builds 

6077-2 – Inside A

6075-1 – Inside B
Castle Castle Alternate Builds Instructions Added Large Alt Build Large Builds Wolfpack 

6075-1 – Inside B

6848 – Back B
Alternate Builds Duplicate Alternate Number Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6848 – Back B

6870 – Back A
ABCs Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

6870 – Back A

Viva’s Space Scooter
Alternate Instructions Included Classic Space Classic Space Alternate Builds Comic Book Instructions Added Jim Spaceborn Space 

Viva’s Space Scooter

918 – Bottom
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds Space 

918 – Bottom

6685 – Back A
Alternate Builds Classic Town Fire Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6685 – Back A

6363 – Back B
Alternate Builds Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds Traffic 

6363 – Back B

720 – Back E
Alternate Builds Basic Instructions Added LEGOLAND Alternate Builds Medium Alt Build Medium Builds Universal Building Set Universal Building Set Alternate Builds 

720 – Back E

4883 – Instructions B
Alternate Builds Designer Sets Designer Sets Alternate Builds Instructions Added Small Alt Build Small Builds 

4883 – Instructions B

6897 – Back B
Alternate Builds Instructions Added Medium Alt Build Medium Builds Space Space Police II Space Police II Alternate Builds 

6897 – Back B

5935 – Back A
Adventurers Adventurers Alternate Builds Alternate Builds Dino Island Instructions Added Small Alt Build Small Builds 

5935 – Back A

720 – Side R
Alternate Builds Basic Instructions Added LEGOLAND Alternate Builds Medium Alt Build Medium Builds Universal Building Set Universal Building Set Alternate Builds 

720 – Side R

6890 – Back A
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

6890 – Back A

6017 – Back C
Alternate Builds Castle Castle Alternate Builds Instructions Added Very Small Alt Build Very Small Builds 

6017 – Back C

6208 – Back B
Alternate Builds Episode IV/V/VI Instructions Added Large Alt Build Large Builds Star Wars Star Wars Alternate Builds 

6208 – Back B

6402 – Back B
Alternate Builds Instructions Added Paradisa Town Town Alternate Builds Very Small Alt Build Very Small Builds 

6402 – Back B

6035 – Back A
Alternate Builds Black Falcons Castle Castle Alternate Builds Instructions Added Small Alt Build Small Builds 

6035 – Back A

720 – Back D
Alternate Builds Basic Instructions Added LEGOLAND Alternate Builds Medium Alt Build Medium Builds Universal Building Set Universal Building Set Alternate Builds 

720 – Back D

6546 – Back C
Alternate Builds Instructions Added Town Town Alternate Builds Very Small Alt Build Very Small Builds 

6546 – Back C

6886 – Back C
Alternate Builds Instructions Added Medium Alt Build Medium Builds Space Space Police I Space Police I Alternate Builds 

6886 – Back C

Book 200 – Page 50-51
Castle Castle Alternate Builds Classic Space Classic Space Alternate Builds Classic Town Extra Large Alt Build Idea Book Instructions Added Large Alt Build Medium Alt Build Space Town 

Book 200 – Page 50-51

6234 – Back A
Alternate Builds Instructions Added Pirates Pirates Alternate Builds Pirates I Very Small Alt Build Very Small Builds 

6234 – Back A

6844 – Back A
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6844 – Back A

6928 – Back B
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

6928 – Back B

6880 – Back C
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6880 – Back C

194 – Back D
Alternate Builds Building Set with People Building Set with People Alternate Builds Instructions Added Small Alt Build Small Builds 

194 – Back D

Book 6000 – Page 62-63
Classic Space Classic Space Alternate Builds Idea Book Instructions Added Medium Alt Build Space 

Book 6000 – Page 62-63

6087 – Back A
Alternate Builds Castle Castle Alternate Builds Fright Knights Instructions Added Large Alt Build Large Builds 

6087 – Back A

Book 260 – Page 14-15
Alternate Instructions Included Basic Basic Alternate Builds Classic Town Idea Book Instructions Added Town 

Book 260 – Page 14-15

6085 – Back C
Alternate Builds Black Knights Castle Castle Alternate Builds Extra Large Alt Build Extra Large Builds Instructions Added 

6085 – Back C

6846 – Back C
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6846 – Back C

6075-1 – Back B
Castle Castle Alternate Builds Instructions Added Large Alt Build Large Builds Wolfpack 

6075-1 – Back B

Book 200 – Page 42-43
Castle Castle Alternate Builds Idea Book Instructions Added Small Alt Build Small Builds 

Book 200 – Page 42-43

6205 – Back B
Alternate Builds Episode III Instructions Added Small Alt Build Small Builds Star Wars Star Wars Alternate Builds 

6205 – Back B

6260 – Back B
Alternate Builds Instructions Added Pirates Pirates Alternate Builds Pirates I Small Alt Build Small Builds 

6260 – Back B

6885 – Back A
Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6885 – Back A

6593 – Back A
Alternate Builds Classic Town Fire Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6593 – Back A

6039 – Back C
Alternate Builds Castle Castle Alternate Builds Instructions Added Lion Knights Small Alt Build Small Builds 

6039 – Back C

720 – Side L
Alternate Builds Basic Instructions Added LEGOLAND Alternate Builds Medium Alt Build Medium Builds Universal Building Set Universal Building Set Alternate Builds 

720 – Side L

6852 – Back C
Alternate Builds Instructions Added Small Alt Build Small Builds Space Space Police II Space Police II Alternate Builds 

6852 – Back C

4883 – Instructions F
Alternate Builds Designer Sets Designer Sets Alternate Builds Instructions Added Small Alt Build Small Builds 

4883 – Instructions F

6340 – Back B
Alternate Builds Classic Town Fire Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6340 – Back B

6834 – Back A
Alternate Builds Ice Planet 2002 Ice Planet 2002 Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6834 – Back A

6649 – Back B
Alternate Builds Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds Traffic 

6649 – Back B

Book 6000 – Page 40-41
Classic Town Idea Book Instructions Added Medium Alt Build Town 

Book 6000 – Page 40-41

6041 – Back C
Alternate Builds Castle Castle Alternate Builds Instructions Added Lion Knights Small Alt Build Small Builds 

6041 – Back C

6381 – Back A
Alternate Builds Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6381 – Back A

6662 – Back C
Alternate Builds Classic Town Construction Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6662 – Back C

6352 – Back E
Alternate Builds Classic Town Construction Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6352 – Back E

6381 – Back C
Alternate Builds Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6381 – Back C

6509 – Back B
Alternate Builds Instructions Added Town Town Alternate Builds Very Small Alt Build Very Small Builds 

6509 – Back B

6875 – Back B
Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6875 – Back B

6970 – Back H
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6970 – Back H

6077-2 – Back B
Alternate Builds Castle Castle Alternate Builds Instructions Added Large Alt Build Large Builds 

6077-2 – Back B

6510 – Back B
Alternate Builds Instructions Added Race Town Town Alternate Builds Very Small Alt Build Very Small Builds 

6510 – Back B

6666 – Back A
Alternate Builds Classic Town Hospital Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6666 – Back A

6804 – Back A
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Very Small Alt Build Very Small Builds 

6804 – Back A

6808 – Back A
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

6808 – Back A

6341 – Back B
Airport Alternate Builds Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6341 – Back B

6552 – Back E
Alternate Builds Classic Town Instructions Added Medium Builds Recreation Town Town Alternate Builds 

6552 – Back E

Book 7777 – Page 30-31
Idea Book Instructions Added Race Town Train 

Book 7777 – Page 30-31

4706 – Back B
Alternate Builds Harry Potter Harry Potter Alternate Builds Instructions Added Medium Builds Sorcerer's Stone 

4706 – Back B

1736 – Back A
Alternate Builds Castle Castle Alternate Builds Dragon Knights Instructions Added Very Small Alt Build Very Small Builds 

1736 – Back A

c80us2
ABCs Catalogs Classic Space Classic Space Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

c80us2

6078 – Back C
Castle Castle Alternate Builds Cool Creations Instructions Added Large Alt Build Large Builds LEGO Magazine Royal Knights 

6078 – Back C

EXPLORE MORE OFFICIAL SETS

6493: Flying Time Vessel
Large Builds Official Sets Time Cruisers Time Cruisers Sets 

6493: Flying Time Vessel

July 14, 2021December 29, 2021 Master Builder

Year Released: 1996BricklinkInstructions NONE 🙁

6820: Starfire I
Classic Space Classic Space Sets Official Sets Space Very Small Builds 

6820: Starfire I

January 12, 2021January 12, 2021 Master Builder
1795 – Side R
Bonus/Value Packs Imperial Guards Official Sets Pirates Pirates Alternate Builds Pirates I Small Builds 

1795 – Side R

March 30, 2026March 30, 2026 Master Builder
6236: King Kahuka
Islanders Official Sets Pirates Pirates I Pirates Sets Small Builds 

6236: King Kahuka

December 28, 2021December 28, 2021 Master Builder
6391: Cargo Center
Cargo Classic Town Extra Large Builds Official Sets Town Town Sets 

6391: Cargo Center

March 13, 2024March 13, 2024 Master Builder
10182: Café Corner
Creator Expert Extra Large Builds Modular Buildings Collection Official Sets 

10182: Café Corner

January 23, 2024January 23, 2024 Master Builder
6499: Time Tunnelator with Time Machine
Box Plus Different Box Versions Official Sets Playscape/Play Stage Box Small Builds Time Cruisers Time Cruisers Sets 

6499: Time Tunnelator with Time Machine

March 5, 2026March 5, 2026 Master Builder
6750: Sonic Robot
Classic Space Classic Space Sets Official Sets Small Builds 

6750: Sonic Robot

September 22, 2019September 28, 2019 Master Builder
6310: T-Road Plates
Classic Town Official Sets Supplemental Town 

6310: T-Road Plates

October 10, 2022May 5, 2025 Master Builder
4940: Granite Grinder
Official Sets Rock Raiders Rock Raiders Sets Small Builds 

4940: Granite Grinder

April 4, 2020April 4, 2020 Master Builder
1906: Majisto’s Tower
Box Plus Castle Castle Sets Dragon Knights Medium Builds Official Sets Playscape/Play Stage Box 

1906: Majisto’s Tower

August 1, 2023October 8, 2024 Master Builder
6090: Royal Knight’s Castle
Castle Castle Sets Extra Large Builds Niels Milan Pedersen Official Sets Royal Knights 

6090: Royal Knight’s Castle

July 13, 2021July 29, 2023 Master Builder
6668: Recycle Truck
Classic Town Official Sets Small Builds Town Town Sets Traffic 

6668: Recycle Truck

November 18, 2020November 18, 2020 Master Builder
Super Stunt Machine
Airport Classic Town Official Sets Race Small Builds Super Model Town 

Super Stunt Machine

March 8, 2025March 10, 2025 Master Builder
6357: Stunt ‘Copter N’ Truck
Classic Town Medium Builds Official Sets Town Town Sets Traffic 

6357: Stunt ‘Copter N’ Truck

January 28, 2022January 28, 2022 Master Builder
6933: Spectral Starguider
Blacktron II Blacktron II Sets Jørn Thomsen Medium Builds Official Sets Space 

6933: Spectral Starguider

April 13, 2020February 11, 2025 Master Builder

BOXES

INSTRUCTIONS

FAVORITES

MINIFIGS

About This Site

Logo
There were once pictures of additional LEGO® builds on the back of set boxes. Written on the boxes was typically something about the endless building possibilities, "Build any of these exciting models with this set!" There were no instructions for these alternate builds, until now.

Sets

  • Adventurers
  • Aquazone
  • BATMAN
  • Bionicle
  • Belville
  • Building Set with People
  • Castle
  • Duplo
  • Fabuland
  • Harry Potter
  • Holiday and Event
  • LEGOLAND
  • Model Team
  • Pirates
  • Space
  • Star Wars
  • Technic
  • Town
  • Universal Building Set
  • Western
  • More Sets
  • Misc

Useful Links

  • Submit Instructions!
  • New Instructions
  • New Official Sets
  • New Alternate Builds
  • Minifigs
  • Very Small Builds (<35 pcs)
  • Small Builds (<100 pcs)
  • Medium Builds (<200 pcs)
  • Large Builds (<400 pcs)
  • Extra Large Builds (>400 pcs)
  • How BOTBB was Built

In Honor of 1526

The classic space set that never was.

Copyright © 2026 Back of the Box Builds. All rights reserved. LEGO® is a trademark of the LEGO Group of companies which does not sponsor, authorize, or endorse this site.