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
    • Train
    • 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

6081 – Back A
Alternate Builds Castle Castle Alternate Builds Crusaders Extra Large Builds 

6081 – Back A

June 30, 2022June 30, 2022 Master Builder
6335 – Back C
Alternate Builds Classic Town Instructions Added Medium Alt Build Medium Builds Race Town Town Alternate Builds 

6335 – Back C

December 22, 2023January 1, 2024 Master Builder
1787 – Back A
Alternate Builds Instructions Added Medium Alt Build Medium Builds Space Unitron Unitron Alternate Builds 

1787 – Back A

June 28, 2023June 30, 2023 Master Builder
1728 (6145) – Back B
Alternate Builds Aquanauts Aquazone Aquazone Alternate Builds Small Builds 

1728 (6145) – Back B

August 1, 2023August 1, 2023 Master Builder
7257 – Back A
Alternate Builds Episode III Large Builds Star Wars Star Wars Alternate Builds 

7257 – Back A

March 1, 2023March 3, 2023 Master Builder
5810 – Back A
Alternate Builds Belville Belville Alternate Builds Playhouse Very Small Builds 

5810 – Back A

April 10, 2021April 10, 2021 Master Builder
1592-2 – Back C
Alternate Builds Classic Town Extra Large Builds Town Town Alternate Builds Traffic 

1592-2 – Back C

October 22, 2021October 22, 2021 Master Builder

NEW INSTRUCTIONS ADDED!View All

  • 4558 – Inside B
    Alternate Builds Alternate Instructions Included Extra Large Alt Build Extra Large Builds Instructions Added Train Train Alternate Builds 

    4558 – Inside B

  • Book 7777 – Page 66-67
    Idea Book Instructions Added Large Alt Build Large Builds Town Train 

    Book 7777 – Page 66-67

  • 4563 – Back A
    Alternate Builds Instructions Added Large Alt Build Large Builds Train Train Alternate Builds 

    4563 – Back A

  • 6900 – Back B
    Alternate Builds Instructions Added Medium Alt Build Medium Builds Space UFO UFO Alternate Builds 

    6900 – Back B

  • 6348 – Back E
    Alternate Builds Classic Town Instructions Added Police Town Town Alternate Builds Very Small Alt Build Very Small Builds 

    6348 – Back E

4558 – Inside B4558 – Inside BBook 7777 – Page 66-67Book 7777 – Page 66-674563 – Back A4563 – Back A6900 – Back B6900 – Back B6348 – Back E6348 – Back E

NEW OFFICIAL SETS ADDED!View All

4558: Metroliner
9V Extra Large Builds Official Sets Town Train Train Sets 

4558: Metroliner

August 11, 2026August 11, 2026 Master Builder

Year Released: 1991BricklinkInstructions

4537: Twin Tank Transport
9V Medium Builds Official Sets Train Train Sets 

4537: Twin Tank Transport

August 10, 2026August 10, 2026 Master Builder

Year Released: 1993BricklinkInstructions

6571: Flame Fighters
Box Story Classic Town Fire Large Builds Official Sets Town Town Sets 

6571: Flame Fighters

August 10, 2026August 10, 2026 Master Builder

Year Released: 1994BricklinkInstructions The box reads, “The emergency call goes out, but who will be the first to respond? With building sets

NEW ALTERNATE BUILDS ADDED!View All

4558 – Inside B
Alternate Builds Alternate Instructions Included Extra Large Alt Build Extra Large Builds Instructions Added Train Train Alternate Builds 

4558 – Inside B

August 11, 2026August 11, 2026 Master Builder
4558 – Inside A
Alternate Builds Extra Large Builds Train Train Alternate Builds 

4558 – Inside A

August 11, 2026August 11, 2026 Master Builder
4558 – Back A
Alternate Builds Extra Large Builds Train Train Alternate Builds 

4558 – Back A

August 11, 2026August 11, 2026 Master Builder
4537 – Back B
Alternate Builds Medium Builds Train Train Alternate Builds 

4537 – Back B

August 10, 2026August 10, 2026 Master Builder
4537 – Back A
Alternate Builds Medium Builds Train Train Alternate Builds 

4537 – Back A

August 10, 2026August 10, 2026 Master Builder
6571 – Inside D
Alternate Builds Classic Town Fire Small Builds Town Town Alternate Builds 

6571 – Inside D

August 10, 2026August 10, 2026 Master Builder
6571 – Inside C
Alternate Builds Classic Town Fire Large Builds Town Town Alternate Builds 

6571 – Inside C

August 10, 2026August 10, 2026 Master Builder
6571 – Inside B
Alternate Builds Classic Town Fire Large Builds Town Town Alternate Builds 

6571 – Inside B

August 10, 2026August 10, 2026 Master Builder
6571 – Inside A
Alternate Builds Classic Town Fire Large Builds Town Town Alternate Builds 

6571 – Inside A

August 10, 2026August 10, 2026 Master Builder
6419 – Inside C
Alternate Builds Large Builds Paradisa Town Town Alternate Builds 

6419 – Inside C

August 10, 2026August 10, 2026 Master Builder

STAR WARSView All

7140 – Instructions 2
Alternate Builds Instructions Added Medium Alt Build Medium Builds Star Wars Star Wars Alternate Builds 

7140 – Instructions 2

April 21, 2026April 21, 2026 Master Builder

From: 7140: X-wing FighterName: Comlink Instructions: View PDF | Download .io File

HARRY POTTERView All

4735 – Back B
Alternate Builds Chamber of Secrets Harry Potter Harry Potter Alternate Builds Instructions Added Small Builds 

4735 – Back B

June 12, 2024June 17, 2024 Master Builder

From: 4735: SlytherinName: The Grumpy Dude Club Instructions: View PDF | Download .io File

INSTRUCTIONS ADDEDView All

BrickJournal Issue 6 Volume 2 Page 40 – Proto 1
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 1

Book 6000 – Page 60-61
Classic Space Classic Space Alternate Builds Idea Book Instructions Added Large Alt Build Space 

Book 6000 – Page 60-61

6360 – Back B
Alternate Builds Building Classic Town Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6360 – Back B

6828 – Back A
Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6828 – Back A

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

720 – Instructions C

6985 – Back C
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

6985 – Back C

6067 – Back A
Alternate Builds Castle Castle Alternate Builds Instructions Added Large Alt Build Large Builds Lion Knights 

6067 – Back A

BrickJournal Issue 6 Volume 2 Page 40 – Proto 4
ABCs 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 4

6878 – Back A
ABCs Alternate Builds Blacktron II Blacktron II Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6878 – 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

6270 – Back B
Alternate Builds Instructions Added Medium Alt Build Medium Builds Pirates Pirates Alternate Builds Pirates I 

6270 – Back B

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

6484 – Back C

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

5935 – Back A

6484 – Back E
Alternate Builds Classic Town Instructions Added Race Small Alt Build Small Builds Town Town Alternate Builds 

6484 – Back E

6335 – Back D
Alternate Builds Classic Town Instructions Added Medium Alt Build Medium Builds Race Town Town Alternate Builds 

6335 – Back D

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

6444 – Back B

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

4883 – Instructions D

6542 – Back D
Alternate Builds Classic Town Harbor Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6542 – Back D

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

6510 – Back B

1954 – Back C
Alternate Builds Instructions Added Space Spyrius Spyrius Alternate Builds Very Small Alt Build Very Small Builds 

1954 – Back C

6641 – Back C
Alternate Builds Classic Town Instructions Added Off-Road Small Alt Build Small Builds Town Town Alternate Builds 

6641 – Back C

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

4883 – Instructions G

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

6808 – Back B

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

6075-1 – Back A

6022 – Back A
Alternate Builds Castle Castle Alternate Builds Instructions Added Very Small Alt Build Very Small Builds 

6022 – Back A

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

6846 – Back B

6929 – Back A
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Medium Alt Build Medium Builds 

6929 – Back A

Book 6000 – Page 58-59
Classic Space Classic Space Alternate Builds Idea Book Instructions Added Large Alt Build Space 

Book 6000 – Page 58-59

6812 – Back C
Alternate Builds Blacktron II Blacktron II Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

6812 – Back C

6515 – Back C
Airport Alternate Builds Classic Town Instructions Added Town Town Alternate Builds Very Small Alt Build Very Small Builds 

6515 – Back C

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

6685 – Back A

6799 – Back A
Alternate Builds Cowboys Instructions Added Very Small Alt Build Very Small Builds Western Western Alternate Builds 

6799 – Back A

6895 – Back B
Alternate Builds Instructions Added Medium Alt Build Medium Builds Space Space Police I Space Police I Alternate Builds 

6895 – Back B

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

6340 – Back D

6712 – Back A
Alternate Builds Cowboys Instructions Added Very Small Alt Build Very Small Builds Western Western Alternate Builds 

6712 – Back A

6939 – Back A
Alternate Builds Instructions Added Medium Alt Build Medium Builds Spyrius Spyrius Alternate Builds 

6939 – Back A

6397 – Back D
Alternate Builds Classic Town Gas Station Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6397 – Back D

6841 – Back B
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Very Small Alt Build Very Small Builds 

6841 – Back B

6060 – Back A
Alternate Builds Castle Castle Alternate Builds Instructions Added Lion Knights Medium Alt Build Medium Builds 

6060 – Back A

6265 – Back A
Alternate Builds Imperial Soldiers Instructions Added Pirates Pirates Alternate Builds Pirates I Small Builds 

6265 – Back A

6386 – Back C
Alternate Builds Classic Town Instructions Added Large Alt Build Large Builds Police Town Town Alternate Builds 

6386 – Back C

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

6804 – Back A

7252 – Back B
Alternate Builds Episode III Instructions Added Small Alt Build Small Builds Star Wars Star Wars Alternate Builds 

7252 – Back B

6046 – Back A
Alternate Builds Castle Castle Alternate Builds Dark Forest Instructions Added Medium Alt Build Medium Builds 

6046 – Back A

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

6875 – Back D

6854 – Back B
Alternate Builds Exploriens Exploriens Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6854 – Back B

6430 – Back A
Alternate Builds Classic Town Instructions Added Police Small Alt Build Small Builds Town Town Alternate Builds 

6430 – Back A

1694 – Back C
Alternate Builds Blacktron II Blacktron II Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

1694 – Back C

6390 – Back F
Alternate Builds Classic Town Extra Large Alt Build Extra Large Builds Instructions Added Town Town Alternate Builds Traffic 

6390 – Back F

1526 – Back B
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds Space 

1526 – Back B

6511 – Back B
Alternate Builds Classic Town Fire Instructions Added Town Town Alternate Builds Very Small Alt Build Very Small Builds 

6511 – Back B

6481 – Back B
Alternate Builds Classic Town Construction Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6481 – Back B

6541 – Back F
Alternate Builds Classic Town Harbor Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6541 – Back F

6847 – Back D
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6847 – Back D

6835 – Back A
Alternate Builds Instructions Added Small Alt Build Small Builds Spyrius Spyrius Alternate Builds 

6835 – Back A

2845 – Back A
Alternate Builds Indians Instructions Added Very Small Alt Build Very Small Builds Western Western Alternate Builds 

2845 – Back A

7701 – Inside A
Alternate Builds Exo-Force Exo-Force Alternate Builds Instructions Added Medium Builds 

7701 – Inside A

6018 – Back C
Alternate Builds Castle Castle Alternate Builds Instructions Added Small Alt Build Small Builds 

6018 – Back C

7115 – Back B
Alternate Builds Episode I Instructions Added Small Alt Build Small Builds Star Wars Star Wars Alternate Builds 

7115 – Back B

Book 200 – Page 28-29
Classic Space Classic Space Alternate Builds Idea Book Instructions Added Medium Alt Build Medium Builds Space 

Book 200 – Page 28-29

6988 – Back A
Alternate Builds Blacktron II Blacktron II Alternate Builds Instructions Added Large Alt Build Large Builds 

6988 – Back A

6825 – Back A
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds 

6825 – Back A

Book 250 – Page 12-13
Alternate Instructions Included Basic Basic Alternate Builds Classic Town Idea Book Instructions Added Town 

Book 250 – Page 12-13

1731 – Back A
Alternate Builds Ice Planet 2002 Ice Planet 2002 Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

1731 – Back A

6542 – Back B
Alternate Builds Classic Town Harbor Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6542 – Back B

6482 – Back B
Alternate Builds Classic Town Hospital Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6482 – Back B

6803 – Back C
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Very Small Builds 

6803 – Back C

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

6670 – Back B

7256 – Back B
Alternate Builds Episode III Instructions Added Medium Alt Build Medium Builds Star Wars Star Wars Alternate Builds 

7256 – Back B

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

6890 – Back B

889 – Back B
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Very Small Builds 

889 – Back B

6454 – Back B
Alternate Builds Instructions Added Small Alt Build Small Builds Space Port Town Town Alternate Builds 

6454 – Back B

6675 – Back D
Alternate Builds Classic Town Instructions Added Off-Road Small Alt Build Small Builds Town Town Alternate Builds 

6675 – Back D

6061 – Back B
Alternate Builds Castle Castle Alternate Builds Instructions Added Lion Knights Medium Alt Build Medium Builds 

6061 – Back B

6648 – Back D
Alternate Builds Classic Town Instructions Added Race Small Alt Build Small Builds Town Town Alternate Builds 

6648 – Back D

6073 – Back B
Alternate Builds Castle Castle Alternate Builds Instructions Added Large Alt Build Large Builds 

6073 – Back B

4558 – Inside B
Alternate Builds Alternate Instructions Included Extra Large Alt Build Extra Large Builds Instructions Added Train Train Alternate Builds 

4558 – Inside B

6901 – Back E
ABCs Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

6901 – Back E

6891 – Back B
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Medium Alt Build Medium Builds 

6891 – Back B

6900 – Back B
Alternate Builds Instructions Added Medium Alt Build Medium Builds Space UFO UFO Alternate Builds 

6900 – Back B

6663 – Back C
Alternate Builds Classic Town Harbor Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6663 – Back C

6835 – Back C
Alternate Builds Instructions Added Small Alt Build Small Builds Spyrius Spyrius Alternate Builds 

6835 – Back C

6755 – Back A
Alternate Builds Cowboys Instructions Added Medium Alt Build Medium Builds Western Western Alternate Builds 

6755 – Back A

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

6649 – Back A

6901 – Back B
ABCs Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

6901 – Back B

6667 – Back C
Alternate Builds Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds Traffic 

6667 – Back C

6483 – Back C
Alternate Builds Classic Town Instructions Added Medium Alt Build Medium Builds Police Town Town Alternate Builds 

6483 – Back C

4709 – Back B
Alternate Builds Extra Large Builds Harry Potter Harry Potter Alternate Builds Instructions Added Sorcerer's Stone 

4709 – Back B

6949 – Back D
ABCs Alternate Builds Instructions Added Large Alt Build Large Builds Space Spyrius Spyrius Alternate Builds 

6949 – Back D

6542 – Back G
Alternate Builds Classic Town Extra Large Alt Build Extra Large Builds Harbor Instructions Added Town Town Alternate Builds 

6542 – Back G

6562 – Back C
Alternate Builds Classic Town Gas Station Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6562 – Back C

6877 – Back C
Alternate Builds Instructions Added M:Tron M:Tron Alternate Builds Small Alt Build Small Builds Space 

6877 – Back C

6740 – Back B
Alternate Builds Alternate Instructions Included Instructions Added Island Xtreme Stunts Island Xtreme Stunts Alternate Builds Medium Alt Build Medium Builds 

6740 – Back B

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

6340 – Back C

6664 – Back B
Alternate Builds Classic Town Instructions Added Police Small Alt Build Small Builds Town Town Alternate Builds 

6664 – Back B

6074 – Back A
Alternate Builds Castle Castle Alternate Builds Instructions Added Large Alt Build Large Builds 

6074 – Back A

6818 – Back B
Alternate Builds Instructions Added Small Builds Space UFO UFO Alternate Builds Very Small Alt Build 

6818 – Back B

6562 – Back B
Alternate Builds Classic Town Gas Station Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6562 – Back B

6842 – Back C
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds 

6842 – Back C

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

8369 – Inside A

EXPLORE MORE OFFICIAL SETS

6441: Deep Reef Refuge
Divers Large Builds Official Sets Town Town Sets 

6441: Deep Reef Refuge

November 6, 2019December 29, 2021 Master Builder

Year Released: 1997Bricklink

6894: Invader
Blacktron Blacktron Sets Medium Builds Official Sets 

6894: Invader

November 20, 2019November 20, 2019 Master Builder
8002: Destroyer Droid
Episode I Extra Large Builds Official Sets Star Wars Star Wars Sets Star Wars Technic Technic 

8002: Destroyer Droid

August 17, 2023September 1, 2023 Master Builder
6836: V-Wing Fighter
ABCs Official Sets Small Builds UFO UFO Sets 

6836: V-Wing Fighter

October 24, 2019March 22, 2025 Master Builder
6980: Galaxy Commander
Classic Space Classic Space Sets Extra Large Builds Official Sets Space 

6980: Galaxy Commander

July 21, 2021July 21, 2021 Master Builder
1760: Go-Cart
Classic Town Official Sets Race Town Town Sets Very Small Builds 

1760: Go-Cart

April 11, 2023April 11, 2023 Master Builder
7260: Wookiee Catamaran
Episode III Large Builds Official Sets Star Wars Star Wars Sets 

7260: Wookiee Catamaran

March 1, 2023March 1, 2023 Master Builder
6755: Sheriff’s Lock-Up
Cowboys Medium Builds Official Sets Western Western Sets 

6755: Sheriff’s Lock-Up

July 3, 2024February 18, 2025 Master Builder
6234: Renegade’s Raft
Official Sets Pirates Pirates I Pirates Sets Very Small Builds 

6234: Renegade’s Raft

May 23, 2022May 23, 2022 Master Builder
6941: Battrax
Blacktron Blacktron Sets Box Marketing Blurb Large Builds Official Sets 

6941: Battrax

September 13, 2019March 28, 2026 Master Builder
6211: Imperial Star Destroyer
Episode IV/V/VI Extra Large Builds Official Sets Star Wars Star Wars Sets 

6211: Imperial Star Destroyer

February 6, 2024February 7, 2024 Master Builder
920 (483): Alpha-1 Rocket Base
Classic Space Classic Space Sets Jens Nygaard Knudsen Medium Builds Official Sets Space 

920 (483): Alpha-1 Rocket Base

February 2, 2021July 31, 2023 Master Builder
6681: Police Van
Classic Town Official Sets Police Small Builds Town Town Sets 

6681: Police Van

October 13, 2021October 13, 2021 Master Builder
6769: Fort Legoredo
Extra Large Builds Jørn Thomsen Official Sets Western Western Sets 

6769: Fort Legoredo

November 10, 2019July 29, 2023 Master Builder
1785: Introducing Crater Critters
Official Sets Small Builds Space Spyrius Spyrius Sets Unitron Unitron Sets 

1785: Introducing Crater Critters

December 28, 2021December 28, 2021 Master Builder
5928: Bi-Wing Baron
Adventurers Adventurers Sets Desert Official Sets Small Builds 

5928: Bi-Wing Baron

February 22, 2023February 22, 2023 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
  • Train
  • 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.