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

7703 – Inside A
Alternate Builds Exo-Force Exo-Force Alternate Builds Medium Builds 

7703 – Inside A

August 4, 2023March 26, 2026 Master Builder
6180 – Back B
Alternate Builds Aquazone Aquazone Alternate Builds Hydronauts Medium Builds 

6180 – Back B

February 18, 2025February 18, 2025 Master Builder
6889 – Back A
Alternate Builds Instructions Added Medium Alt Build Medium Builds Space Spyrius Spyrius Alternate Builds 

6889 – Back A

December 5, 2022December 7, 2022 Master Builder
6897 – Back C
Alternate Builds Instructions Added Medium Alt Build Medium Builds Space Space Police II Space Police II Alternate Builds 

6897 – Back C

May 18, 2022May 23, 2022 Master Builder
6984 – Back C
Alternate Builds Instructions Added Large Alt Build Large Builds Space Space Police II Space Police II Alternate Builds 

6984 – Back C

December 22, 2025December 31, 2025 Master Builder
1626 – Back A
Alternate Builds Holiday and Event Holiday and Event Alternate Builds Very Small Builds 

1626 – Back A

March 4, 2023March 4, 2023 Master Builder
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

February 8, 2024February 9, 2024 Master Builder

NEW INSTRUCTIONS ADDED!View All

  • 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

  • 6348 – Back D
    Alternate Builds Classic Town Instructions Added Medium Alt Build Medium Builds Police Town Town Alternate Builds 

    6348 – Back D

Book 7777 – Page 66-67Book 7777 – Page 66-674563 – Back A4563 – Back A6900 – Back B6900 – Back B6348 – Back E6348 – Back E6348 – Back D6348 – Back D

NEW OFFICIAL SETS ADDED!View All

1656: Evacuation Team
Classic Town Fire Large Builds Official Sets Town Town Sets 

1656: Evacuation Team

July 22, 2026July 22, 2026 Master Builder

Year Released: 1991BricklinkInstructions

4552: Cargo Crane
9V Large Builds Official Sets Town Train Train Sets 

4552: Cargo Crane

July 22, 2026July 22, 2026 Master Builder

Year Released: 1995InstructionsBricklink

4525: Road and Rail Repair
9V Official Sets Small Builds Town Train Train Sets 

4525: Road and Rail Repair

July 22, 2026July 22, 2026 Master Builder

Year Released: 1994InstructionsBricklink

NEW ALTERNATE BUILDS ADDED!View All

1656 – Back D
Alternate Builds Classic Town Fire Medium Builds Town Town Alternate Builds 

1656 – Back D

July 22, 2026July 22, 2026 Master Builder
1656 – Back C
Alternate Builds Classic Town Fire Medium Builds Town Town Alternate Builds 

1656 – Back C

July 22, 2026July 22, 2026 Master Builder
1656 – Back B
Alternate Builds Classic Town Fire Medium Builds Town Town Alternate Builds 

1656 – Back B

July 22, 2026July 22, 2026 Master Builder
1656 – Back A
Alternate Builds Classic Town Fire Medium Builds Town Town Alternate Builds 

1656 – Back A

July 22, 2026July 22, 2026 Master Builder
4552 – Back C
Alternate Builds Large Builds Train Train Alternate Builds 

4552 – Back C

July 22, 2026July 22, 2026 Master Builder
4552 – Back B
Alternate Builds Large Builds Train Train Alternate Builds 

4552 – Back B

July 22, 2026July 22, 2026 Master Builder
4552 – Back A
Alternate Builds Large Builds Train Train Alternate Builds 

4552 – Back A

July 22, 2026July 22, 2026 Master Builder
4525 – Back B
Alternate Builds Small Builds Train Train Alternate Builds 

4525 – Back B

July 22, 2026July 22, 2026 Master Builder
4525 – Back A
Alternate Builds Small Builds Train Train Alternate Builds 

4525 – Back A

July 22, 2026July 22, 2026 Master Builder
4536 – Back C
Alternate Builds Medium Builds Train Train Alternate Builds 

4536 – Back C

July 10, 2026July 10, 2026 Master Builder

STAR WARSView All

7161 – Instructions 1
Alternate Builds Instructions Added Medium Alt Build Medium Builds Star Wars Star Wars Alternate Builds 

7161 – Instructions 1

April 21, 2026April 21, 2026 Master Builder

From: 7161: Gungan SubName: Mask Instructions: View PDF | Download .io File

HARRY POTTERView All

4766 – Back A
Alternate Builds Extra Large Builds Goblet of Fire Harry Potter Harry Potter Alternate Builds 

4766 – Back A

May 16, 2023December 16, 2025 Master Builder

From: 4766: Graveyard DuelName: TBDSubmitted by: USERInstructions:

INSTRUCTIONS ADDEDView All

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

6022 – Back B

4591 – Back B
Alternate Builds Drome Racers Instructions Added Racers Racers Alternate Builds Very Small Alt Build Very Small Builds 

4591 – Back B

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

6755 – Back A

7143 – Back A
Alternate Builds Episode II Instructions Added Small Alt Build Small Builds Star Wars Star Wars Alternate Builds 

7143 – Back A

6956 – Back B
Alternate Builds Instructions Added Large Alt Build Large Builds M:Tron M:Tron Alternate Builds Space 

6956 – Back B

6931 – Back C
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

6931 – Back C

6054 – Back C
Alternate Builds Castle Castle Alternate Builds Forestmen Instructions Added Medium Alt Build Medium Builds Royal Knights 

6054 – Back C

6354 – Back A
Alternate Builds Classic Town Instructions Added Police Small Alt Build Small Builds Town Town Alternate Builds 

6354 – Back A

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

5935 – Back A

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

6844 – Back B

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

6989 – Back D

BrickJournal Issue 6 Volume 2 Page 40 – Proto 3
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 3

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

6848 – Back B

6262 – Back C
Alternate Builds Instructions Added Islanders Pirates Pirates Alternate Builds Pirates I Small Alt Build Small Builds 

6262 – Back C

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

6670 – Back C

6668 – Back B
Alternate Builds Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds Traffic 

6668 – Back B

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

6381 – Back E
Alternate Builds Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6381 – Back E

6375 – Back B
Alternate Builds Cargo Classic Town Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6375 – Back B

6480 – Back B
Alternate Builds Classic Town Fire Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6480 – Back B

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

894 – Back D

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

6808 – Back A

6175 – Back D
Alternate Builds Aquanauts Aquazone Aquazone Alternate Builds Instructions Added Medium Alt Build Medium Builds 

6175 – Back D

6669 – Back B
Alternate Builds Classic Town Instructions Added Race Small Alt Build Small Builds Town Town Alternate Builds 

6669 – Back B

6552 – Back A
Alternate Builds Classic Town Instructions Added Large Builds Recreation Town Town Alternate Builds 

6552 – Back A

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

6842 – Back B

6358 – Back B
Alternate Builds Classic Town Fire Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6358 – Back B

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

6799 – Back A

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

6481 – Back C

6892 – Back C
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

6892 – Back C

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

6685 – Back B

6892 – Back B
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

6892 – Back B

6971 – Inside A
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Large Alt Build Large Builds Space 

6971 – Inside A

6541 – Back D
Alternate Builds Classic Town Harbor Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6541 – Back D

6613 – Back B
Alternate Builds Classic Town Instructions Added Town Town Alternate Builds Traffic Very Small Alt Build Very Small Builds 

6613 – Back B

4720 – Back B
Alternate Builds Chamber of Secrets Harry Potter Harry Potter Alternate Builds Instructions Added Very Small Alt Build Very Small Builds 

4720 – Back B

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

6593 – Back E

6236 – Back B
Alternate Builds Instructions Added Islanders Pirates Pirates Alternate Builds Pirates I Very Small Alt Build Very Small Builds 

6236 – Back B

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

6667 – Back A

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

6828 – Back B

6361 – Back C
Alternate Builds Classic Town Construction Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6361 – Back C

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

6988 – Back C

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

6664 – Back C

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

6041 – Back D

6827 – Back C
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

6827 – Back C

6951 – Back B
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Large Alt Build Large Builds Space 

6951 – Back B

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

6046 – Back A

Book 200 – Page 30-31
Alternate Instructions Included Classic Space Classic Space Alternate Builds Idea Book Instructions Added Space 

Book 200 – Page 30-31

6244 – Back A
Alternate Builds Imperial Armada Instructions Added Pirates Pirates Alternate Builds Small Alt Build Small Builds 

6244 – Back A

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

6381 – Back C

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

6515 – Back B

6882 – Back A
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6882 – Back A

6956 – Back A
Alternate Builds Instructions Added Large Alt Build Large Builds M:Tron M:Tron Alternate Builds Space 

6956 – Back A

6262 – Back A
Alternate Builds Instructions Added Islanders Pirates Pirates Alternate Builds Pirates I Small Alt Build Small Builds 

6262 – Back A

6375 – Back A
Alternate Builds Cargo Classic Town Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6375 – Back A

6815 – Back B
Alternate Builds Exploriens Exploriens Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

6815 – Back B

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

194 – Back A

6482 – Back C
Alternate Builds Classic Town Hospital Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6482 – Back C

6082 – Back D
Alternate Builds Castle Castle Alternate Builds Dragon Knights Instructions Added Large Alt Build Large Builds 

6082 – Back D

6080 – Back A
Alternate Builds Castle Castle Alternate Builds Extra Large Alt Build Extra Large Builds Instructions Added 

6080 – Back A

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

4883 – Instructions E

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

6803 – Back B

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

6939 – Back D
ABCs Alternate Builds Instructions Added Medium Alt Build Medium Builds Space Spyrius Spyrius Alternate Builds 

6939 – Back D

6810 – Back A
Alternate Builds Futuron Futuron Alternate Builds Instructions Added Very Small Alt Build Very Small Builds 

6810 – Back A

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

6035 – Back D

7143 – Back B
Alternate Builds Episode II Instructions Added Small Alt Build Small Builds Star Wars Star Wars Alternate Builds 

7143 – Back B

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

4706 – Back A

6056 – Back B
Alternate Builds Castle Castle Alternate Builds Dragon Knights Instructions Added Small Alt Build Small Builds 

6056 – Back B

4707 – Back B
Alternate Builds Harry Potter Harry Potter Alternate Builds Instructions Added Medium Builds Sorcerer's Stone 

4707 – Back B

6482 – Back D
Alternate Builds Classic Town Hospital Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6482 – Back D

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

6482 – Back B

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

6835 – Back A

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

6542 – Back E

6357 – Back A
Alternate Builds Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds Traffic 

6357 – Back A

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

6484 – Back A

4592 – Back A
Alternate Builds Drome Racers Instructions Added Racers Racers Alternate Builds Small Alt Build Very Small Alt Build Very Small Builds 

4592 – Back A

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

720 – Inside E

6258 – Back B
Alternate Builds Instructions Added Pirates Pirates Alternate Builds Pirates I Small Alt Build Small Builds 

6258 – Back B

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

6886 – Back B

1704 – Side L
Alternate Builds Bonus/Value Pack Alternate Builds Ice Planet 2002 Ice Planet 2002 Alternate Builds Instructions Added Small Alt Build Small Builds Space 

1704 – Side L

4719 – Back A
Alternate Builds Chamber of Secrets Harry Potter Harry Potter Alternate Builds Instructions Added Small Alt Build Small Builds 

4719 – Back A

6581 – Back E
Alternate Builds Classic Town Construction Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6581 – Back E

6346 – Back E
Airport Alternate Builds Classic Town Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6346 – Back E

1616 – Back A
Alternate Builds Bonus/Value Pack Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Builds Space 

1616 – Back A

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

6929 – Back D

6984 – Back C
Alternate Builds Instructions Added Large Alt Build Large Builds Space Space Police II Space Police II Alternate Builds 

6984 – Back C

1968 – Back D
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

1968 – Back D

8675 – Back B
Alternate Builds Instructions Added Racers Racers Alternate Builds Radio Control Small Alt Build Small Builds 

8675 – Back B

6673 – Back D
Airport Alternate Builds Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6673 – Back D

1785 – Back C
Alternate Builds Instructions Added Small Alt Build Small Builds Space Spyrius Spyrius Alternate Builds Unitron Unitron Alternate Builds 

1785 – Back C

6957 – Back B
ABCs Alternate Builds Instructions Added Medium Alt Build Medium Builds Space Space Police II Space Police II Alternate Builds 

6957 – Back B

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

6190 – Back A
Alternate Builds Aquashark Aquazone Aquazone Alternate Builds Instructions Added Large Alt Build Large Builds 

6190 – Back A

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

6808 – Back B

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

6877 – Back C

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

6073 – Back A

6889 – Back C
Alternate Builds Instructions Added Medium Alt Build Medium Builds Space Spyrius Spyrius Alternate Builds 

6889 – Back C

Book 260 – Page 36-37
Extra Large Alt Build Extra Large Builds Idea Book Instructions Added Pirates Pirates Alternate Builds 

Book 260 – Page 36-37

7161 – Instructions 1
Alternate Builds Instructions Added Medium Alt Build Medium Builds Star Wars Star Wars Alternate Builds 

7161 – Instructions 1

EXPLORE MORE OFFICIAL SETS

1555: Santa Claus Polybag
Holiday and Event Holiday and Event Sets Official Sets Very Small Builds 

1555: Santa Claus Polybag

April 28, 2023May 5, 2026 Master Builder

Year Released: 1986BricklinkInstructions NONE 🙁

6593: Blaze Battler
Classic Town Fire Medium Builds Official Sets Town Town Sets 

6593: Blaze Battler

November 19, 2020November 19, 2020 Master Builder
725: Basic Building Set
Basic Extra Large Builds Official Sets Universal Building Set 

725: Basic Building Set

July 22, 2024July 22, 2024 Master Builder
7119: Twin-Pod Cloud Car
Episode IV/V/VI Official Sets Small Builds Star Wars Star Wars Sets 

7119: Twin-Pod Cloud Car

February 26, 2023February 26, 2023 Master Builder
6529: Ultra Light I
Airport Classic Town Official Sets Town Town Sets Very Small Builds 

6529: Ultra Light I

July 14, 2022July 14, 2022 Master Builder
4563: Load N’ Haul Railroad
9V Extra Large Builds Official Sets Town Train Train Sets 

4563: Load N’ Haul Railroad

July 26, 2022June 23, 2026 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
6286: Skull’s Eye Schooner
Extra Large Builds Niels Milan Pedersen Official Sets Pirates Pirates I Pirates Sets 

6286: Skull’s Eye Schooner

February 8, 2022July 29, 2023 Master Builder
6484: F1 Hauler
Classic Town Large Builds Official Sets Race Town Town Sets 

6484: F1 Hauler

March 21, 2023March 21, 2023 Master Builder
6594: Gas Transit
Classic Town Gas Station Medium Builds Official Sets Town Town Sets Wrecker 

6594: Gas Transit

November 19, 2020July 8, 2025 Master Builder
7700: Stealth Hunter
ABCs Exo-Force Exo-Force Sets Medium Builds Official Sets 

7700: Stealth Hunter

March 26, 2026March 26, 2026 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
1499: Twin Starfire
Classic Space Classic Space Sets Official Sets Small Builds Space 

1499: Twin Starfire

February 3, 2021February 3, 2021 Master Builder
6898: Ice-Sat V
Ice Planet 2002 Ice Planet 2002 Sets Jørn Thomsen Medium Builds Official Sets Space 

6898: Ice-Sat V

June 8, 2020July 29, 2023 Master Builder
6348: Surveillance Squad
Classic Town Large Builds Official Sets Police Town Town Sets 

6348: Surveillance Squad

June 23, 2026June 23, 2026 Master Builder
6351: Surf N’ Sail Camper
Classic Town Medium Builds Official Sets Recreation Town Town Sets 

6351: Surf N’ Sail Camper

July 14, 2021July 14, 2021 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.