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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!
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    • New Official Sets
    • New Alternate Builds
    • Minifigs
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    • Medium Builds
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    • Extra Large Builds
    • How BOTBB was Built
  • THIS IS AN INDEPENDENT SITE NOT AUTHORIZED OR SPONSORED BY THE LEGO GROUP

Futuron Alternate Builds

ABCs Creator 3 in 1 Futuron Futuron Alternate Builds LEGO Builders Club LEGO Magazine Space 

Space Toilet

August 4, 2026August 28, 2026 Master Builder 6689 Views

MiscBuild: Space ToiletInstructions: View PDF (Official LEGO Instructions) *Alternate Build Connection: 31034: Creator 3-in-1 Future Flyers LEGO Club Magazine: September-October

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Alternate Builds Bonus/Value Pack Alternate Builds Futuron Futuron Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

1974-4 – Back B

January 9, 2026January 12, 2026 Master Builder 4166 Views

From: 1974-4: Star QuestName: Hover Quest Instructions: View PDF | Download .io File

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Alternate Builds Bonus/Value Pack Alternate Builds Futuron Futuron Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

1974-4 – Back A

January 9, 2026January 12, 2026 Master Builder 4023 Views

From: 1974-4: Star QuestName: Star Speeder Instructions: View PDF | Download .io File

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ABCs Concepts and Prototypes Futuron Futuron Alternate Builds LEGO Builders Club LEGO Magazine Space You Can Build This 

Space Sunglasses

February 6, 2025March 22, 2025 Master Builder 6962 Views

MiscBuild: Space SunglassesSubmitted By: USERInstructions: *Alternate Build Connection: 6990: Futuron Monorail Transport System Brick Kicks: Fall 1989 – Page 7US LEGO

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Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6828 – Back C

January 23, 2025January 30, 2025 Master Builder 4955 Views

From: 6828: Twin-Winged SpoilerName: TBD Instructions: View PDF | Download .io File

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Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6828 – Back B

January 23, 2025January 30, 2025 Master Builder 4991 Views

From: 6828: Twin-Winged SpoilerName: TBD Instructions: View PDF | Download .io File

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Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6828 – Back A

January 23, 2025January 30, 2025 Master Builder 4141 Views

From: 6828: Twin-Winged SpoilerName: TBD Instructions: View PDF | Download .io File

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Alternate Builds Futuron Futuron Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

6953 – Back C

January 24, 2024January 25, 2024 Master Builder 4285 Views

From: 6953: Cosmic Laser LauncherName: KNK Base Instructions: View PDF

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Alternate Builds Futuron Futuron Alternate Builds Medium Builds Space 

6770 – Back C

September 11, 2023September 11, 2023 Master Builder 4949 Views

From: 6770: Lunar Transporter PatrollerName: TBDSubmitted by: USER Instructions

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Alternate Builds Futuron Futuron Alternate Builds Medium Builds Space 

6770 – Back B

September 11, 2023September 11, 2023 Master Builder 4801 Views

From: 6770: Lunar Transporter PatrollerName: TBDSubmitted by: USER Instructions

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Alternate Builds Futuron Futuron Alternate Builds Medium Builds Space 

6770 – Back A

September 11, 2023September 11, 2023 Master Builder 4468 Views

From: 6770: Lunar Transporter PatrollerName: TBDSubmitted by: USER Instructions

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Alternate Builds Bonus/Value Pack Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Builds Space 

1616 – Back C

September 6, 2023September 7, 2023 Master Builder 4352 Views

From: 1616: Space Combi-PackName: Astro Jet & Droid LRV Instructions: View PDF

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Alternate Builds Bonus/Value Pack Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Builds Space 

1616 – Back B

September 6, 2023September 7, 2023 Master Builder 4594 Views

From: 1616: Space Combi-PackName: Astro Glider & Radar Vehicle Instructions: View PDF

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Alternate Builds Bonus/Value Pack Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Builds Space 

1616 – Back A

September 6, 2023September 7, 2023 Master Builder 3680 Views

From: 1616: Space Combi-PackName: Lunar Platform & Aerial MPV Craft Instructions: View PDF

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Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6885 – Back C

June 5, 2023June 6, 2023 Master Builder 4417 Views

From: 6885: Saturn Base Main Team (Crater Crawler)Name: Crater Racer Instructions: View PDF

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Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6885 – Back D

June 5, 2023June 6, 2023 Master Builder 4052 Views

From: 6885: Saturn Base Main Team (Crater Crawler)Name: Crater Buggy Instructions: View PDF

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Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6885 – Back B

June 5, 2023July 11, 2023 Master Builder 4137 Views

From: 6885: Saturn Base Main Team (Crater Crawler)Name: Saturn Outpost Instructions: View PDF

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Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6885 – Back A

June 5, 2023July 11, 2023 Master Builder 3817 Views

From: 6885: Saturn Base Main Team (Crater Crawler)Name: Saturn Patroller Instructions: View PDF

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Alternate Builds Futuron Futuron Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

6953 – Back D

May 16, 2023May 17, 2023 Master Builder 3936 Views

From: 6953: Cosmic Laser LauncherName: TRN Shuttle Instructions: View PDF

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Alternate Builds Futuron Futuron Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

6953 – Back A

May 16, 2023May 17, 2023 Master Builder 3752 Views

From: 6953: Cosmic Laser LauncherName: Space Explorer Instructions: View PDF

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Alternate Builds Educational & Dacta Futuron Futuron Alternate Builds Large Builds Space 

9355 – Card 4

March 2, 2023May 18, 2023 Master Builder 4415 Views

From: 9355: Dacta Space Theme SetName: TBDSubmitted by: USERInstructions

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Alternate Builds Educational & Dacta Futuron Futuron Alternate Builds Large Builds Space 

9355 – Card 3

March 2, 2023May 18, 2023 Master Builder 5205 Views

From: 9355: Dacta Space Theme SetName: TBDSubmitted by: USERInstructions

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Alternate Builds Educational & Dacta Futuron Futuron Alternate Builds Large Builds Space 

9355 – Card 2

March 2, 2023May 18, 2023 Master Builder 5001 Views

From: 9355: Dacta Space Theme SetName: TBDSubmitted by: USERInstructions

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Alternate Builds Educational & Dacta Futuron Futuron Alternate Builds Large Builds Space 

9355 – Card 1

March 2, 2023May 18, 2023 Master Builder 4766 Views

From: 9355: Dacta Space Theme SetName: TBDSubmitted by: USERInstructions

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Futuron Futuron Alternate Builds Idea Book Instructions Added Small Alt Build Space 

Book 260 – Page 48-49

February 5, 2023February 13, 2023 Master Builder 5570 Views

From: Idea Book 260Year Released: 1990 Build: Cosmic Detector (Futuron) (Also on Page 42-43) Instructions: View PDF

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Alternate Builds Futuron Futuron Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

6932 – Back C

September 7, 2022May 17, 2023 Master Builder 6130 Views

From: 6932: Stardefender 200Name: Defender Base Instructions: View PDF

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Alternate Builds Futuron Futuron Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

6932 – Back A

August 16, 2022May 17, 2023 Master Builder 6128 Views

From: 6932: Stardefender 200Name: Star Explorer Instructions: View PDF

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Blacktron Blacktron Alternate Builds Futuron Futuron Alternate Builds Idea Book Instructions Added Large Alt Build Large Builds M:Tron M:Tron Alternate Builds Space 

Book 260 – Page 44-45

November 1, 2021March 14, 2025 Master Builder 7309 Views

From: Idea Book 260Year Released: 1990 Build 1: Subsolar Scout (M:Tron) (Also on Page 42-43) Instructions: View PDF Build 2: M:Hopper

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Alternate Builds Duplicate Alternate Number Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6848 – Back C

April 16, 2021March 11, 2024 Master Builder 4061 Views

From: 6848: Strategic PursuerName: Micro Pursuer Instructions: View PDF | Download .io File

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Alternate Builds Duplicate Alternate Number Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6848 – Back B

April 16, 2021March 11, 2024 Master Builder 4432 Views

From: 6848: Strategic PursuerName: Cosmic Cutter Instructions: View PDF | Download .io File

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Alternate Builds Duplicate Alternate Number Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6848 – Back A

April 16, 2021March 11, 2024 Master Builder 4387 Views

From: 6848: Strategic PursuerName: Asteroid Mover Instructions: View PDF | Download .io File

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Alternate Builds Futuron Futuron Alternate Builds Medium Builds Space 

6953 – Back B

February 3, 2021February 3, 2021 Master Builder 3815 Views

From: 6953: Cosmic Laser LauncherName: TBDSubmitted by: USERInstructions

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Alternate Builds Extra Large Builds Futuron Futuron Alternate Builds Space 

6990 – Back D

August 30, 2020August 30, 2020 Master Builder 5262 Views

From: 6990: Futuron Monorail Transport SystemName: TBDSubmitted by: USERInstructions

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Alternate Builds Extra Large Builds Futuron Futuron Alternate Builds Space 

6990 – Back C

August 30, 2020March 10, 2025 Master Builder 4438 Views

From: 6990: Futuron Monorail Transport SystemName: TBDSubmitted by: USERInstructions

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Alternate Builds Extra Large Alt Build Extra Large Builds Futuron Futuron Alternate Builds Instructions Added Space 

6990 – Back B

August 30, 2020March 10, 2025 Master Builder 6078 Views

From: 6990: Futuron Monorail Transport SystemName: Monorail Surveyor System and Rail Runner Instructions: View PDF | Download .io File

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Alternate Builds Extra Large Builds Futuron Futuron Alternate Builds Space 

6990 – Back A

August 30, 2020March 10, 2025 Master Builder 4932 Views

From: 6990: Futuron Monorail Transport SystemName: TBDSubmitted by: USERInstructions

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Alternate Builds Futuron Futuron Alternate Builds Instructions Added Very Small Alt Build Very Small Builds 

6810 – Back C

May 9, 2020May 17, 2023 Master Builder 4782 Views

From: 6810: Laser RangerName: Turbo Ranger Instructions: View PDF | Download .io File

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Alternate Builds Futuron Futuron Alternate Builds Space Very Small Builds 

6830 – Back C

April 8, 2020January 10, 2022 Master Builder 4202 Views

From: 6830: Space PatrollerName: TBDSubmitted by: USER Instructions

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Alternate Builds Futuron Futuron Alternate Builds Space Very Small Builds 

6830 – Back B

April 8, 2020January 10, 2022 Master Builder 4411 Views

From: 6830: Space PatrollerName: TBDSubmitted by: USER Instructions

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Alternate Builds Futuron Futuron Alternate Builds Space Very Small Builds 

6830 – Back A

April 8, 2020January 10, 2022 Master Builder 4937 Views

From: 6830: Space PatrollerName: TBDSubmitted by: USER Instructions

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Alternate Builds Futuron Futuron Alternate Builds Instructions Added Very Small Alt Build Very Small Builds 

6810 – Back B

September 25, 2019October 25, 2021 Master Builder 4705 Views

From: 6810: Laser RangerName: Rangerbot Instructions: View PDF | Download .io File

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Alternate Builds Futuron Futuron Alternate Builds Instructions Added Very Small Alt Build Very Small Builds 

6810 – Back A

September 25, 2019October 25, 2021 Master Builder 4624 Views

From: 6810: Laser RangerName: Micro Ranger Instructions: View PDF | Download .io File

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Alternate Builds Futuron Futuron Alternate Builds Medium Builds 

6925 – Back D

September 25, 2019September 28, 2019 Master Builder 4205 Views

From: 6925: Interplanetary RoverName: TBDSubmitted by: USERInstructions

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Alternate Builds Futuron Futuron Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

6925 – Back C

September 25, 2019October 25, 2021 Master Builder 5491 Views

From: 6925: Interplanetary RoverName: TBD Instructions: View PDF | Download .io File

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Alternate Builds Futuron Futuron Alternate Builds Medium Builds 

6925 – Back B

September 25, 2019September 28, 2019 Master Builder 4454 Views

From: 6925: Interplanetary RoverName: TBDSubmitted by: USERInstructions

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Alternate Builds Futuron Futuron Alternate Builds Medium Builds 

6925 – Back A

September 25, 2019September 28, 2019 Master Builder 3614 Views

From: 6925: Interplanetary RoverName: TBDSubmitted by: USERInstructions

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Alternate Builds Futuron Futuron Alternate Builds Medium Builds 

6893 – Back C

September 25, 2019September 28, 2019 Master Builder 3314 Views

From: 6893: Orion II HyperspaceName: TBDSubmitted by: USERInstructions

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Alternate Builds Futuron Futuron Alternate Builds Medium Builds 

6893 – Back B

September 25, 2019September 28, 2019 Master Builder 5085 Views

From: 6893: Orion II HyperspaceName: TBDSubmitted by: USERInstructions

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Alternate Builds Futuron Futuron Alternate Builds Medium Builds 

6893 – Back A

September 25, 2019September 28, 2019 Master Builder 3613 Views

From: 6893: Orion II HyperspaceName: TBDSubmitted by: USERInstructions

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Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6884 – Back D

September 24, 2019October 25, 2021 Master Builder 4434 Views

From: 6884: Aero-ModuleName: Aero Cruiser Instructions: View PDF | Download .io File

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Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6884 – Back C

September 24, 2019October 25, 2021 Master Builder 5095 Views

From: 6884: Aero-ModuleName: Science Module Instructions: View PDF | Download .io File

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Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6884 – Back B

September 24, 2019October 25, 2021 Master Builder 4335 Views

From: 6884: Aero-ModuleName: Ground Transport Module Instructions: View PDF | Download .io File

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Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6884 – Back A

September 24, 2019October 25, 2021 Master Builder 4233 Views

From: 6884: Aero-ModuleName: Aero Speeder Instructions: View PDF | Download .io File

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Alternate Builds Futuron Futuron Alternate Builds Medium Builds Space 

6932 – Back D

September 24, 2019January 10, 2022 Master Builder 3930 Views

From: 6932: Stardefender 200Name: TBDSubmitted by: USER Instructions

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Alternate Builds Futuron Futuron Alternate Builds Medium Builds Space 

6932 – Back B

September 24, 2019January 10, 2022 Master Builder 4640 Views

From: 6932: Stardefender 200Name: TBDSubmitted by: USER Instructions

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Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6850 – Back C

September 24, 2019March 14, 2025 Master Builder 5665 Views

From: 6850: Auxiliary PatrollerName: Auxiliary Station Instructions: View PDF | Download .io File

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Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6850 – Back B

September 24, 2019March 14, 2025 Master Builder 4478 Views

From: 6850: Auxiliary PatrollerName: Auxiliary Pod Instructions: View PDF | Download .io File

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Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6850 – Back A

September 24, 2019March 14, 2025 Master Builder 4376 Views

From: 6850: Auxiliary PatrollerName: Auxiliary Dart Instructions: View PDF | Download .io File

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Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6875 – Back D

September 16, 2019March 14, 2025 Master Builder 5454 Views

From: 6875: HovercraftName: Hoverpod Instructions: View PDF | Download .io File

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Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6875 – Back C

September 16, 2019March 14, 2025 Master Builder 6087 Views

From: 6875: HovercraftName: Hovermech Instructions: View PDF | Download .io File

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Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6875 – Back B

September 16, 2019March 14, 2025 Master Builder 5163 Views

From: 6875: HovercraftName: Hoversail Instructions: View PDF | Download .io File

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Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6875 – Back A

September 16, 2019March 14, 2025 Master Builder 4002 Views

From: 6875: HovercraftName: Hoverpatroller Instructions: View PDF | Download .io File

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EXPLORE MORE OFFICIAL SETS

4709: Hogwarts Castle
Extra Large Builds Harry Potter Harry Potter Sets Official Sets Sorcerer's Stone 

4709: Hogwarts Castle

April 16, 2021July 13, 2021 Master Builder

Year Released: 2001BricklinkInstructions

6950: Mobile Rocket Transport
Classic Space Classic Space Sets Medium Builds Niels Milan Pedersen Official Sets Space 

6950: Mobile Rocket Transport

January 12, 2021July 29, 2023 Master Builder
3676: Catherine Cat’s Fun Park
Box Story Fabuland Fabuland Sets Official Sets Small Builds 

3676: Catherine Cat’s Fun Park

March 1, 2025March 1, 2025 Master Builder
1656: Evacuation Team
Classic Town Fire Large Builds Official Sets Town Town Sets 

1656: Evacuation Team

July 22, 2026July 22, 2026 Master Builder
6938: Scorpion Detector
Exploriens Exploriens Sets Medium Builds Official Sets 

6938: Scorpion Detector

March 21, 2023March 5, 2026 Master Builder
4818: Dragon Rider
Castle Castle Sets Knights Kingdom I Official Sets Small Builds 

4818: Dragon Rider

October 8, 2024October 8, 2024 Master Builder
6312: Straight Road Plates
Classic Town Official Sets Supplemental Town 

6312: Straight Road Plates

October 10, 2022October 10, 2022 Master Builder
6663: Wave Rebel
Classic Town Harbor Official Sets Small Builds Town Town Sets Wrecker 

6663: Wave Rebel

June 6, 2022June 6, 2022 Master Builder
6563: Gator Landing
Classic Town Large Builds Official Sets Recreation Town Town Sets 

6563: Gator Landing

July 20, 2022July 20, 2022 Master Builder
5581: Magic Flash
Extra Large Builds Model Team Model Team Sets Official Sets 

5581: Magic Flash

January 2, 2024January 2, 2024 Master Builder
6985: Cosmic Fleet Voyager
ABCs Classic Space Classic Space Sets Extra Large Builds Official Sets 

6985: Cosmic Fleet Voyager

September 12, 2019August 16, 2023 Master Builder
6900: Cyber Saucer
ABCs Large Builds Official Sets Space UFO UFO Sets 

6900: Cyber Saucer

October 2, 2024March 22, 2025 Master Builder
4559: Cargo Railway (High Speed Train Starter Set)
9V Extra Large Builds Official Sets Town Train Train Sets 

4559: Cargo Railway (High Speed Train Starter Set)

October 26, 2026October 26, 2026 Master Builder
6357: Stunt ‘Copter N’ Truck
Classic Town Medium Builds Official Sets Town Town Sets Traffic 

6357: Stunt ‘Copter N’ Truck

January 28, 2022January 28, 2022 Master Builder
6492: Hypno Cruiser
Medium Builds Official Sets Time Cruisers Time Cruisers Sets 

6492: Hypno Cruiser

December 29, 2021March 20, 2025 Master Builder
6423: Tow-away Truck
Official Sets Town Town Jr Town Sets Very Small Builds Wrecker 

6423: Tow-away Truck

July 10, 2026July 10, 2026 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

In Honor of 1526

The classic space set that never was.

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