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

6829 – Back C
Alternate Builds Instructions Added Small Builds Space UFO UFO Alternate Builds 

6829 – Back C

April 14, 2023April 17, 2024 Master Builder
4706 – Back B
Alternate Builds Harry Potter Harry Potter Alternate Builds Instructions Added Medium Builds Sorcerer's Stone 

4706 – Back B

June 12, 2024June 17, 2024 Master Builder
6556 – Back A
Alternate Builds Divers Small Builds Town Town Alternate Builds 

6556 – Back A

June 28, 2022June 28, 2022 Master Builder
6808 – Back B
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

6808 – Back B

January 21, 2021May 18, 2023 Master Builder
6530 – Back C
Alternate Builds Classic Town Town Town Alternate Builds Traffic Very Small Builds 

6530 – Back C

April 4, 2020April 19, 2021 Master Builder
2333 – Side L
Alternate Builds Basic Set Duplo Duplo Alternate Builds Very Small Builds 

2333 – Side L

May 16, 2023May 16, 2023 Master Builder
918 – Back A
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds Space 

918 – Back A

June 25, 2025June 26, 2025 Master Builder

NEW INSTRUCTIONS ADDED!View All

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

    Viva’s Space Scooter

  • 70008 – Gorilla Mini-Robot
    Alternate Builds CHIMA™ CHIMA™ Alternate Builds Instructions Added Medium Builds 

    70008 – Gorilla Mini-Robot

  • 7700 – Inside A
    Alternate Builds Exo-Force Exo-Force Alternate Builds Instructions Added Medium Builds 

    7700 – Inside A

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

    7701 – Inside A

  • 6941 – Inside A
    ABCs Alternate Builds Blacktron Blacktron Alternate Builds Instructions Added Medium Alt Build Medium Builds 

    6941 – Inside A

Viva’s Space ScooterViva’s Space Scooter70008 – Gorilla Mini-Robot70008 – Gorilla Mini-Robot7700 – Inside A7700 – Inside A7701 – Inside A7701 – Inside A6941 – Inside A6941 – Inside A

NEW OFFICIAL SETS ADDED!View All

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

From: 1723: Castle / Pirates Combi PackName: TBDSubmitted by: USERInstructions

1794 – Side R
Bonus/Value Packs Castle Castle Alternate Builds Dragon Knights Official Sets Small Builds 

1794 – Side R

March 30, 2026March 30, 2026 Master Builder

From: 1723: Castle / Pirates Combi PackName: TBDSubmitted by: USERInstructions

1723: Castle / Pirates Combi Pack
Bonus/Value Packs Castle Castle Sets Dragon Knights Imperial Guards Official Sets Pirates Pirates I Pirates Sets Small Builds 

1723: Castle / Pirates Combi Pack

March 30, 2026March 30, 2026 Master Builder

Year Released: 1994BricklinkContains Sets: 1794: Dragon Master Chariot, 1795: Imperial Cannon

NEW ALTERNATE BUILDS ADDED!View All

7783 – Instructions B
Alternate Builds Batman I BATMAN™ BATMAN™ Alternate Builds Extra Large Builds 

7783 – Instructions B

March 27, 2026March 27, 2026 Master Builder
7783 – Instructions A
Alternate Builds Batman I BATMAN™ BATMAN™ Alternate Builds Extra Large Builds 

7783 – Instructions A

March 27, 2026March 27, 2026 Master Builder
7782 – Instructions B
Alternate Builds Batman I BATMAN™ BATMAN™ Alternate Builds Large Builds 

7782 – Instructions B

March 27, 2026March 27, 2026 Master Builder
7782 – Instructions A
Alternate Builds Batman I BATMAN™ BATMAN™ Alternate Builds Large Builds 

7782 – Instructions A

March 27, 2026March 27, 2026 Master Builder
7781 – Instructions C
Alternate Builds Batman I BATMAN™ BATMAN™ Alternate Builds Large Builds 

7781 – Instructions C

March 27, 2026March 27, 2026 Master Builder
7781 – Instructions B
Alternate Builds Batman I BATMAN™ BATMAN™ Alternate Builds Large Builds 

7781 – Instructions B

March 27, 2026March 27, 2026 Master Builder
7781 – Instructions A
Alternate Builds Batman I BATMAN™ BATMAN™ Alternate Builds Large Builds 

7781 – Instructions A

March 27, 2026March 27, 2026 Master Builder
7780 – Instructions B
Alternate Builds Batman I BATMAN™ BATMAN™ Alternate Builds Medium Builds 

7780 – Instructions B

March 27, 2026March 27, 2026 Master Builder
7780 – Instructions A
Alternate Builds Batman I BATMAN™ BATMAN™ Alternate Builds Medium Builds 

7780 – Instructions A

March 27, 2026March 27, 2026 Master Builder
7779 – Instructions B
Alternate Builds Batman I BATMAN™ BATMAN™ Alternate Builds Medium Builds 

7779 – Instructions B

March 27, 2026March 27, 2026 Master Builder

STAR WARSView All

7180 – Back B
Alternate Builds Episode IV/V/VI Large Builds Star Wars Star Wars Alternate Builds 

7180 – Back B

August 17, 2023August 17, 2023 Master Builder

From: 7180: B-wing at Rebel Control CenterName: TBDSubmitted by: USERInstructions:

HARRY POTTERView All

4704 – Back B
Alternate Builds Harry Potter Harry Potter Alternate Builds Instructions Added Medium Builds Sorcerer's Stone 

4704 – Back B

May 28, 2024May 30, 2024 Master Builder

From: 4704: The Chamber of the Winged KeysName: Free Ron! Instructions: View PDF | Download .io File

INSTRUCTIONS ADDEDView All

6086 – Back B
Alternate Builds Black Knights Castle Castle Alternate Builds Extra Large Alt Build Extra Large Builds Instructions Added 

6086 – Back B

Book 6000 – Page 42-43
Classic Town Idea Book Instructions Added Medium Alt Build Town 

Book 6000 – Page 42-43

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

6262 – Back C

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

6832 – Back A
Alternate Builds Blacktron II Blacktron II Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

6832 – Back A

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

6373 – Back B

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

6035 – Back B

6824 – Back A
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

6824 – Back A

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

8675 – Back A

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

6552 – Back D

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

6265 – Back B

4582 – Instructions A
Alternate Builds Drome Racers Instructions Added Racers Racers Alternate Builds Very Small Alt Build Very Small Builds 

4582 – Instructions A

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

6673 – Back B

6367 – Back D
Alternate Builds Cargo Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6367 – Back D

6716 – Back B
Alternate Builds Cowboys Instructions Added Very Small Alt Build Very Small Builds Western Western Alternate Builds 

6716 – Back B

6886 – Back A
Alternate Builds Instructions Added Small Alt Build Small Builds Space Space Police I Space Police I Alternate Builds 

6886 – Back A

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

6074 – Back C

Book 260 – Page 46-47
Blacktron Blacktron Alternate Builds Idea Book Instructions Added Space Space Police I Space Police I Alternate Builds 

Book 260 – Page 46-47

7725 – Inside A
Alternate Builds Instructions Added Medium Alt Build Medium Builds Train Train Alternate Builds 

7725 – Inside A

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

4883 – Instructions C

6544 – Back A
ABCs Alternate Builds Instructions Added Launch Command LEGO Magazine Small Alt Build Small Builds Town Town Alternate Builds 

6544 – Back A

6615 – Back B
Airport Alternate Builds Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6615 – Back B

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

720 – Inside B

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

6039 – Back A

6358 – Back A
Alternate Builds Classic Town Fire Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6358 – Back A

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

8369 – Inside B

1793 – Back B
Alternate Builds Instructions Added Large Alt Build Large Builds Space Unitron Unitron Alternate Builds 

1793 – Back B

1096 – Back B
Alternate Builds Classic Town Instructions Added Race Town Town Alternate Builds Very Small Alt Build Very Small Builds 

1096 – Back B

6985 – Back B
Alternate Builds Classic Space Classic Space Alternate Builds Extra Large Alt Build Extra Large Builds Instructions Added Space 

6985 – Back B

6352 – Back A
Alternate Builds Classic Town Construction Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6352 – Back A

6380 – Back D
Alternate Builds Classic Town Hospital Instructions Added Large Alt Build Large Builds Town Town Alternate Builds 

6380 – Back D

5581 – Back A
Alternate Builds Extra Large Alt Build Extra Large Builds Instructions Added Model Team Model Team Alternate Builds 

5581 – Back A

6687 – Back E
Airport Alternate Builds Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6687 – Back E

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

6335 – Back E

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

6341 – Back A

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

6512 – Back A

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

6515 – Back B

550-2 – Back C
Alternate Builds Building Instructions Added LEGOLAND LEGOLAND Alternate Builds Medium Alt Build Medium Builds 

550-2 – Back C

6055 – Back A
Alternate Builds Castle Castle Alternate Builds Instructions Added Lion Knights Small Alt Build Small Builds 

6055 – Back A

8024 – Back C
Alternate Builds Instructions Added Medium Alt Build Medium Builds Technic Technic Alternate Builds 

8024 – Back C

1787 – Back C
Alternate Builds Instructions Added Medium Alt Build Medium Builds Space Unitron Unitron Alternate Builds 

1787 – Back C

6970 – Inside B
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Large Alt Build Large Builds Space 

6970 – Inside B

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

6899 – Back B

671 – Back A
Alternate Builds Classic Town Gas Station Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

671 – Back A

6375 – Back D
Alternate Builds Cargo Classic Town Instructions Added Town Town Alternate Builds Very Small Alt Build Very Small Builds 

6375 – Back D

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

7256 – Back B

735 – Back A
Alternate Builds Basic Instructions Added Large Alt Build Large Builds LEGOLAND Alternate Builds Universal Building Set Universal Building Set Alternate Builds 

735 – Back A

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

6885 – Back A

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

6581 – Back C

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

6087 – Back B

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

4883 – Instructions E

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

6335 – Back D

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

6360 – Back A

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

6035 – Back A

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

6340 – Back A

6590 – Back D
Alternate Builds Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds Traffic 

6590 – Back D

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

6041 – Back D

Pathfinder
Classic Space Classic Space Alternate Builds Comic Book Instructions Added Jim Spaceborn Medium Alt Build Medium Builds Space 

Pathfinder

6820 – Back A
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

6820 – Back A

6394 – Back B
Alternate Builds Classic Town Gas Station Instructions Added Large Alt Build Large Builds Town Town Alternate Builds 

6394 – Back B

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

6454 – 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

6987 – Back D
Alternate Builds Blacktron Blacktron Alternate Builds Extra Large Alt Build Extra Large Builds Instructions Added 

6987 – Back D

6394 – Back C
Alternate Builds Classic Town Gas Station Instructions Added Large Alt Build Large Builds Town Town Alternate Builds 

6394 – Back C

6811 – Back C
Alternate Builds Instructions Added M:Tron M:Tron Alternate Builds Space Very Small Alt Build Very Small Builds 

6811 – Back C

6825 – Back C
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Builds 

6825 – Back C

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

6340 – Back C

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

6780 – Back B

4500 – Back A
Alternate Builds Episode IV/V/VI Instructions Added Medium Alt Build Medium Builds Star Wars Star Wars Alternate Builds 

4500 – Back A

6440 – Back D
Airport Alternate Builds Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6440 – Back D

6872 – Back B
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6872 – Back B

6257 – Back A
Alternate Builds Instructions Added Pirates Pirates Alternate Builds Pirates I Small Alt Build Small Builds 

6257 – Back A

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

6381 – Back B

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

6386 – Back D

6506 – Back A
Alternate Builds Classic Town Instructions Added Police Town Town Alternate Builds Very Small Alt Build Very Small Builds 

6506 – Back A

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

6511 – Back A

7043 – Back A
Alternate Builds Fire Instructions Added Small Alt Build Small Builds Town World City 

7043 – Back A

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

6482 – Back D

6394 – Back A
Alternate Builds Classic Town Gas Station Instructions Added Large Alt Build Large Builds Town Town Alternate Builds 

6394 – Back A

6367 – Back A
Alternate Builds Cargo Classic Town Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6367 – Back A

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

6483 – Back B

1875 – Back B
Alternate Builds Blacktron Blacktron Alternate Builds Bonus/Value Pack Alternate Builds Instructions Added Small Alt Build Small Builds Space 

1875 – Back B

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

6951 – Back A

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

6082 – Back D

6683 – Back C
Alternate Builds Classic Town Food and Drink Instructions Added Small Builds Town Town Alternate Builds 

6683 – Back C

6356 – Back B
Alternate Builds Classic Town Hospital Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6356 – Back B

6955 – Back B
Alternate Builds Instructions Added Large Alt Build Large Builds Space Space Police I Space Police I Alternate Builds 

6955 – Back B

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

6880 – Back C

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

6673 – 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

Book 6000 – Page 50-51
Classic Town Idea Book Instructions Added Medium Alt Build Town 

Book 6000 – Page 50-51

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

6810 – 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

6067 – Back B
Alternate Builds Castle Castle Alternate Builds Instructions Added Lion Knights Medium Alt Build Medium Builds 

6067 – Back B

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

Book 6000 – Page 40-41

6263 – Back A
Alternate Builds Imperial Guards Instructions Added Medium Alt Build Medium Builds Pirates Pirates Alternate Builds Pirates I 

6263 – Back A

1994 Unitron and Spyrius Commercial
ABCs Commercials Instructions Added Space Spyrius Unitron Unitron Alternate Builds 

1994 Unitron and Spyrius Commercial

6246 – Back B
Alternate Builds Instructions Added Islanders Pirates Pirates Alternate Builds Pirates I Small Alt Build Small Builds 

6246 – Back B

6986 – Back D
Alternate Builds Extra Large Alt Build Extra Large Builds Instructions Added Space Space Police I Space Police I Alternate Builds 

6986 – Back D

6850 – Back C
Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6850 – Back C

EXPLORE MORE OFFICIAL SETS

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

Year Released: 1979Designer: Jens Nygaard KnudsenBricklinkInstructions

6021: Jousting Knights
Castle Castle Sets Lion Knights Official Sets Very Small Builds 

6021: Jousting Knights

September 25, 2024September 25, 2024 Master Builder
1895: Sky Patrol
Classic Town Official Sets Police Small Builds Town Town Sets 

1895: Sky Patrol

June 1, 2022June 1, 2022 Master Builder
2846: Indian Kayak
Indians Official Sets Very Small Builds Western Western Sets 

2846: Indian Kayak

October 10, 2023October 10, 2023 Master Builder
6712: Sheriff’s Showdown
Cowboys Official Sets Very Small Builds Western Western Sets 

6712: Sheriff’s Showdown

October 10, 2023October 10, 2023 Master Builder
1596: Ghostly Hideout
Castle Castle Sets Official Sets Very Small Builds Wolfpack 

1596: Ghostly Hideout

July 25, 2024July 25, 2024 Master Builder
6808: Galaxy Trekkor
Classic Space Classic Space Sets Official Sets Space Very Small Builds 

6808: Galaxy Trekkor

January 21, 2021January 21, 2021 Master Builder
1509: Town Value Pack
Bonus/Value Pack Sets Bonus/Value Packs Official Sets Race Small Builds Town 

1509: Town Value Pack

October 8, 2024October 8, 2024 Master Builder
1558: Mobile Command Trailer
Classic Space Classic Space Sets Official Sets Small Builds Space 

1558: Mobile Command Trailer

December 18, 2021December 18, 2021 Master Builder
7782: The Batwing: Joker’s Aerial Assault
Batman I BATMAN™ BATMAN™ Sets Large Builds Official Sets 

7782: The Batwing: Joker’s Aerial Assault

March 27, 2026March 27, 2026 Master Builder
6080: King’s Castle
ABCs Castle Castle Sets Extra Large Builds Lion Knights Niels Milan Pedersen Official Sets 

6080: King’s Castle

October 5, 2019August 16, 2023 Master Builder
4719: Quality Quidditch Supplies
Chamber of Secrets Harry Potter Harry Potter Sets Medium Builds Official Sets 

4719: Quality Quidditch Supplies

March 22, 2025March 22, 2025 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
6480: Hook and Ladder Truck
Classic Town Fire Medium Builds Official Sets Town Town Sets 

6480: Hook and Ladder Truck

July 8, 2022July 8, 2022 Master Builder
6677: Motocross Racing
ABCs Official Sets Race Town Town Sets Very Small Builds 

6677: Motocross Racing

June 8, 2023July 31, 2023 Master Builder
897: Mobile Missile Command
Classic Space Classic Space Sets Jens Nygaard Knudsen Official Sets Small Builds 

897: Mobile Missile Command

September 14, 2019July 31, 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
  • 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.