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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

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

February 8, 2024February 9, 2024 Master Builder
6043 – Back A
Alternate Builds Castle Castle Alternate Builds Dragon Knights Instructions Added Medium Alt Build Medium Builds 

6043 – Back A

November 20, 2023November 21, 2023 Master Builder
6340 – Back D
Alternate Builds Classic Town Fire Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6340 – Back D

November 20, 2023November 29, 2023 Master Builder
6800 – Back C
Alternate Builds Space UFO UFO Alternate Builds Very Small Builds 

6800 – Back C

October 4, 2024October 4, 2024 Master Builder
7126 – Back B
Alternate Builds Episode I Instructions Added Small Alt Build Small Builds Star Wars Star Wars Alternate Builds 

7126 – Back B

July 31, 2023March 14, 2025 Master Builder
6088 – Back A
Alternate Builds Large Builds Ninja Ninja Alternate Builds 

6088 – Back A

January 24, 2022January 24, 2022 Master Builder
6834 – Back C
Alternate Builds Ice Planet 2002 Ice Planet 2002 Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6834 – Back C

February 9, 2021November 3, 2021 Master Builder

NEW INSTRUCTIONS ADDED!View All

  • 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

  • 7779 – Instructions B
    Alternate Builds Batman I BATMAN™ BATMAN™ Alternate Builds Instructions Added Medium Alt Build Small Alt Build Small Builds 

    7779 – Instructions B

4563 – Back A4563 – Back A6900 – Back B6900 – Back B6348 – Back E6348 – Back E6348 – Back D6348 – Back D7779 – Instructions B7779 – Instructions B

NEW OFFICIAL SETS ADDED!View All

4536: Blue Hopper Car
9V Medium Builds Official Sets Train Train Sets 

4536: Blue Hopper Car

July 10, 2026July 10, 2026 Master Builder

Year Released: 1991InstructionsBricklink

6470: Mini-dumper
Construction Official Sets Town Town Jr Town Sets Very Small Builds 

6470: Mini-dumper

July 10, 2026July 10, 2026 Master Builder

Year Released: 2000InstructionsBricklink

4557: Freight Loading Station
9V Medium Builds Official Sets Town Train Train Sets 

4557: Freight Loading Station

July 10, 2026July 10, 2026 Master Builder

Year Released: 1999InstructionsBricklink

NEW ALTERNATE BUILDS ADDED!View All

4536 – Back C
Alternate Builds Medium Builds Train Train Alternate Builds 

4536 – Back C

July 10, 2026July 10, 2026 Master Builder
4536 – Back B
Alternate Builds Medium Builds Train Train Alternate Builds 

4536 – Back B

July 10, 2026July 10, 2026 Master Builder
4536 – Back A
Alternate Builds Medium Builds Train Train Alternate Builds 

4536 – Back A

July 10, 2026July 10, 2026 Master Builder
6470 – Back A
Alternate Builds Construction Town Town Alternate Builds Town Jr Very Small Builds 

6470 – Back A

July 10, 2026July 10, 2026 Master Builder
4557 – Back A
Alternate Builds Medium Builds Train Train Alternate Builds 

4557 – Back A

July 10, 2026July 10, 2026 Master Builder
6423 – Back A
Alternate Builds Town Town Alternate Builds Town Jr Very Small Builds Wrecker 

6423 – Back A

July 10, 2026July 10, 2026 Master Builder
6462 – Back C
Alternate Builds Medium Builds Res-Q Town Town Alternate Builds 

6462 – Back C

July 10, 2026July 10, 2026 Master Builder
6462 – Back B
Alternate Builds Medium Builds Res-Q Town Town Alternate Builds 

6462 – Back B

July 10, 2026July 10, 2026 Master Builder
6462 – Back A
Alternate Builds Medium Builds Res-Q Town Town Alternate Builds 

6462 – Back A

July 10, 2026July 10, 2026 Master Builder
4563 – Back A
Alternate Builds Instructions Added Large Alt Build Large Builds Train Train Alternate Builds 

4563 – Back A

June 26, 2026July 6, 2026 Master Builder

STAR WARSView All

7151 – Instructions 4
Alternate Builds Episode I Instructions Added Medium Alt Build Medium Builds Star Wars Star Wars Alternate Builds 

7151 – Instructions 4

April 22, 2026April 22, 2026 Master Builder

From: 7151: Sith InfiltratorName: Lightsaber Instructions: View PDF | Download .io File

HARRY POTTERView All

4708 – Instructions A
Alternate Builds Harry Potter Harry Potter Alternate Builds Instructions Added Small Alt Build Small Builds Sorcerer's Stone 

4708 – Instructions A

August 1, 2024August 8, 2024 Master Builder

From: 4708: Hogwarts ExpressName: Wizard Car Instructions: View PDF | Download .io File

INSTRUCTIONS ADDEDView All

6076 – Back A
Alternate Builds Castle Castle Alternate Builds Dragon Knights Instructions Added Medium Alt Build Medium Builds 

6076 – Back A

7151 – Instructions 4
Alternate Builds Episode I Instructions Added Medium Alt Build Medium Builds Star Wars Star Wars Alternate Builds 

7151 – Instructions 4

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

6397 – Back C

Book 7777 – Page 74-75
Extra Large Alt Build Extra Large Builds Idea Book Instructions Added Town Train 

Book 7777 – Page 74-75

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

6056 – Back D

6190 – Back D
Alternate Builds Aquashark Aquazone Aquazone Alternate Builds Instructions Added Medium Alt Build Medium Builds 

6190 – Back D

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

1843 – Side L
Bonus/Value Pack Alternate Builds Castle Castle Alternate Builds Instructions Added Official Sets Royal Knights Small Alt Build Small Builds Space Spyrius Spyrius Alternate Builds 

1843 – Side L

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

6670 – Back C

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

6236 – Back B

6894 – Back A
Alternate Builds Blacktron Blacktron Alternate Builds Instructions Added Medium Alt Build Medium Builds 

6894 – Back A

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

6390 – Back B

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

6017 – Back C

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

6593 – Back B

6813 – Back C
Alternate Builds Instructions Added Space Space Police II Space Police II Alternate Builds Very Small Alt Build Very Small Builds 

6813 – Back C

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

6799 – Back B

6823 – Back C
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Very Small Alt Build Very Small Builds 

6823 – Back C

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

6613 – Back B

Book 6000 – Page 68-69
Classic Space Classic Space Alternate Builds Idea Book Instructions Added Large Alt Build Space 

Book 6000 – Page 68-69

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

6835 – Back C

6363 – Back A
Alternate Builds Classic Town Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds Traffic 

6363 – Back A

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

1704 – Bottom

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

6590 – Back D

6276 – Back B
Alternate Builds Extra Large Alt Build Extra Large Builds Imperial Soldiers Instructions Added Pirates Pirates Alternate Builds Pirates I 

6276 – Back B

Book 6000 – Page 56-57
Classic Space Classic Space Alternate Builds Idea Book Instructions Added Large Alt Build Space 

Book 6000 – Page 56-57

6954 – Inside A
Alternate Builds Blacktron Blacktron Alternate Builds Instructions Added Large Alt Build Large Builds Space 

6954 – Inside A

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

6854 – Back A

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

6668 – Back D

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

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

6260 – Back B

7151 – Instructions 1
Alternate Builds Episode I Instructions Added Medium Alt Build Medium Builds Star Wars Star Wars Alternate Builds 

7151 – Instructions 1

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

7700 – Inside A

6235 – Back C
Alternate Builds Instructions Added Pirates Pirates Alternate Builds Pirates I Very Small Alt Build Very Small Builds 

6235 – Back C

6698 – Back D
Alternate Builds Classic Town Harbor Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6698 – Back D

6985 – Inside A
ABCs Alternate Builds Classic Space Classic Space Alternate Builds Extra Large Alt Build Extra Large Builds Instructions Added Space 

6985 – Inside A

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

6041 – Back A

6831 – Back A
Alternate Builds Instructions Added Space Space Police I Space Police I Alternate Builds Very Small Alt Build Very Small Builds 

6831 – Back A

6833 – Back C
Alternate Builds Instructions Added M:Tron M:Tron Alternate Builds Space Very Small Alt Build Very Small Builds 

6833 – Back C

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

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

6891 – Back A

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

6755 – Back B

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

550-2 – Back C

6685 – Catalog 4
Alternate Builds Classic Town Fire Instructions Added Town Town Alternate Builds Very Small Alt Build Very Small Builds 

6685 – Catalog 4

710 – Back C
Alternate Builds Basic Instructions Added LEGOLAND Alternate Builds Universal Building Set Universal Building Set Alternate Builds Very Small Alt Build Very Small Builds 

710 – Back C

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

6716 – Back C

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

6041 – Back B

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

6541 – Back B

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

6815 – Back A

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

720 – Instructions A

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

6846 – Back A

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

6898 – Back A

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

6480 – Back B

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

918 – Back C

6594 – Back B
Alternate Builds Classic Town Gas Station Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6594 – Back B

6016 – Back C
Alternate Builds Castle Castle Alternate Builds Instructions Added Lion Knights Very Small Alt Build Very Small Builds 

6016 – Back C

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

6850 – Back C

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

6546 – Back A

7186 – Instructions 4
Alternate Builds Episode I Instructions Added Medium Alt Build Medium Builds Star Wars Star Wars Alternate Builds 

7186 – Instructions 4

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

6828 – Back B

6896 – Back A
Alternate Builds Instructions Added M:Tron M:Tron Alternate Builds Small Alt Build Small Builds Space 

6896 – Back A

6940 – Back C
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Medium Alt Build Medium Builds 

6940 – Back C

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

720 – Back A

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

6687 – Back E

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

6356 – Back A

6062 – Back D
ABCs Alternate Builds Black Falcons Castle Castle Alternate Builds Instructions Added Medium Alt Build Medium Builds 

6062 – Back D

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

6340 – Back A

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

6075-1 – Inside A

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

6055 – Back B

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

6257 – Back A

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

6662 – Back A

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

6155 – Back A

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

894 – Back E

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

6454 – 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

6276 – Back C
Alternate Builds Extra Large Alt Build Extra Large Builds Imperial Soldiers Instructions Added Pirates Pirates Alternate Builds Pirates I 

6276 – Back C

6932 – Back A
Alternate Builds Futuron Futuron Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

6932 – Back A

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

6335 – Back C

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

6080 – Back A

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

6835 – Back B

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

6073 – Back B

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

6054 – Back B

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

6358 – Back B

6390 – Inside A
Alternate Builds Classic Town Extra Large Alt Build Extra Large Builds Instructions Added Town Town Alternate Builds Traffic 

6390 – Inside A

Book 7777 – Page 22-23
Idea Book Instructions Added Race Town Train 

Book 7777 – Page 22-23

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

7725 – Inside A

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

6440 – Back D

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

6648 – Back C

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

6827 – Back B

5580 – Back A
Alternate Builds Extra Large Alt Build Extra Large Builds Instructions Added Model Team Model Team Alternate Builds 

5580 – Back A

4708 – Back A
Alternate Builds Harry Potter Harry Potter Alternate Builds Instructions Added Large Alt Build Large Builds Sorcerer's Stone 

4708 – Back A

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

8369 – Inside B

6071 – Inside A
Alternate Builds Castle Castle Alternate Builds Instructions Added Medium Alt Build Medium Builds 

6071 – Inside A

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

6852 – Back C

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

6263 – Back A

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

6542 – Back C

Book 6000 – Page 74-75
Castle Castle Alternate Builds Classic Space Classic Space Alternate Builds Idea Book Instructions Added Large Alt Build Space 

Book 6000 – Page 74-75

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

6035 – Back D

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

6367 – Back D

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

6041 – Back C

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

6361 – Back A

EXPLORE MORE OFFICIAL SETS

7141: Naboo Fighter
Episode I Medium Builds Official Sets Star Wars Star Wars Sets 

7141: Naboo Fighter

December 29, 2021December 29, 2021 Master Builder

Year Released: 2000BricklinkInstructions

6251: Pirate Mini Figures (Sea Mates)
Official Sets Pirates Pirates I Pirates Sets Very Small Builds 

6251: Pirate Mini Figures (Sea Mates)

April 9, 2020April 9, 2020 Master Builder
6862: Secret Space Voyager
Large Builds M:Tron M:Tron Alternate Builds M:Tron Sets Official Sets Space Super Model 

6862: Secret Space Voyager

July 29, 2023July 29, 2023 Master Builder
4720: Knockturn Alley
Chamber of Secrets Harry Potter Harry Potter Sets Medium Builds Official Sets 

4720: Knockturn Alley

July 9, 2024June 23, 2026 Master Builder
2161: Aqua Dozer
Aquaraiders I Aquazone Aquazone Sets Large Builds Official Sets 

2161: Aqua Dozer

January 8, 2020April 4, 2020 Master Builder
1621: Lunar MPV Vehicle
Bonus/Value Pack Sets Futron Sets Futuron Jørn Thomsen Official Sets Small Builds Space 

1621: Lunar MPV Vehicle

September 6, 2023September 7, 2023 Master Builder
305: Two Crater Plates
Classic Space Classic Space Sets Official Sets Space Supplemental 

305: Two Crater Plates

March 6, 2026March 6, 2026 Master Builder
7203: Jedi Defense I
Episode I Official Sets Star Wars Star Wars Sets Very Small Builds 

7203: Jedi Defense I

June 27, 2022June 27, 2022 Master Builder
6842: Shuttle Craft
Classic Space Classic Space Sets Official Sets Small Builds 

6842: Shuttle Craft

October 21, 2019October 21, 2019 Master Builder
6087: Witch’s Magic Manor
Castle Castle Sets Fright Knights Large Builds Official Sets 

6087: Witch’s Magic Manor

July 8, 2022July 8, 2022 Master Builder
6334: Wave Jump Racers
Classic Town Medium Builds Official Sets Race Town Town Sets 

6334: Wave Jump Racers

June 27, 2022June 27, 2022 Master Builder
7144: Slave I
Episode IV/V/VI Medium Builds Official Sets Star Wars Star Wars Sets 

7144: Slave I

October 28, 2021October 28, 2021 Master Builder
6901: Mobile Lab
Classic Space Classic Space Sets Medium Builds Official Sets Space 

6901: Mobile Lab

September 11, 2020August 4, 2023 Master Builder
6890: Cosmic Cruiser
Classic Space Classic Space Sets Medium Builds Official Sets 

6890: Cosmic Cruiser

October 7, 2019October 7, 2019 Master Builder
4730: The Chamber of Secrets
Chamber of Secrets Extra Large Builds Harry Potter Harry Potter Sets Official Sets 

4730: The Chamber of Secrets

January 23, 2024January 23, 2024 Master Builder
6495: Time Tunnelator
Official Sets Small Builds Time Cruisers Time Cruisers Sets 

6495: Time Tunnelator

July 14, 2021July 14, 2021 Master Builder

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About This Site

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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

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The classic space set that never was.

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