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LEGO Alternate Builds!

  • SETS
    • Adventurers
    • Aquazone
    • Belville
    • Building Set with People
    • Castle
    • Duplo
    • Fabuland
    • Harry Potter
    • Holiday and Event
    • LEGOLAND
    • Model Team
    • Pirates
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    • Technic
    • Town
    • Universal Building Set
    • Western
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  • USEFUL LINKS
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    • How BOTBB was Built
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Aquazone Alternate Builds

ABCs Aquanauts Aquazone Aquazone Alternate Builds Cool Creations LEGO Magazine 

Aqua 5

March 22, 2025March 22, 2025 Master Builder 4960 Views

MiscBuild: Aqua 5Submitted By: USERInstructions: *Alternate Build Connection: 1728 (6145): Crystal Crawler {with Aqua Playscape}, 6175: Crystal Explorer Sub LEGO

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Alternate Builds Aquanauts Aquazone Aquazone Alternate Builds Instructions Added Medium Alt Build Medium Builds 

6175 – Back D

February 28, 2025March 3, 2025 Master Builder 2487 Views

From: 6175: Crystal Explorer SubName: Deep Sea Outpost Instructions: View PDF | Download .io File

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Alternate Builds Aquazone Aquazone Alternate Builds Hydronauts Medium Builds Stingrays 

6199 – Back B

February 18, 2025February 18, 2025 Master Builder 2757 Views

From: 6199: Hydro Crystalization StationName: TBDSubmitted by: USERInstructions:

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Alternate Builds Aquazone Aquazone Alternate Builds Hydronauts Medium Builds Stingrays 

6199 – Back A

February 18, 2025February 18, 2025 Master Builder 2728 Views

From: 6199: Hydro Crystalization StationName: TBDSubmitted by: USERInstructions:

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Alternate Builds Aquazone Aquazone Alternate Builds Hydronauts Medium Builds 

6180 – Back C

February 18, 2025February 18, 2025 Master Builder 2575 Views

From: 6180: Hydro Search SubName: TBDSubmitted by: USERInstructions

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Alternate Builds Aquazone Aquazone Alternate Builds Hydronauts Medium Builds 

6180 – Back B

February 18, 2025February 18, 2025 Master Builder 2533 Views

From: 6180: Hydro Search SubName: TBDSubmitted by: USERInstructions

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Alternate Builds Aquazone Aquazone Alternate Builds Hydronauts Medium Builds 

6180 – Back A

February 18, 2025February 18, 2025 Master Builder 2561 Views

From: 6180: Hydro Search SubName: TBDSubmitted by: USERInstructions

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Alternate Builds Aquazone Aquazone Alternate Builds Hydronauts Small Builds 

6110 – Back B

February 13, 2025February 13, 2025 Master Builder 2563 Views

From: 6110: Solo SubName: TBDSubmitted by: USERInstructions

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Alternate Builds Aquazone Aquazone Alternate Builds Hydronauts Small Builds 

6110 – Back A

February 13, 2025February 13, 2025 Master Builder 2545 Views

From: 6110: Solo SubName: TBDSubmitted by: USERInstructions

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Alternate Builds Aquashark Aquazone Aquazone Alternate Builds Instructions Added Medium Alt Build Medium Builds 

6190 – Back D

December 22, 2023January 1, 2024 Master Builder 2446 Views

From: 6190: Shark’s Crystal CaveName: Aquasharks Bomber Instructions: View PDF | Download .io File

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Alternate Builds Aquashark Aquazone Aquazone Alternate Builds Instructions Added Large Alt Build Large Builds 

6190 – Back C

November 21, 2023November 29, 2023 Master Builder 2879 Views

From: 6190: Shark’s Crystal CaveName: Crystal Storage Vault Instructions: View PDF | Download .io File

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Alternate Builds Aquashark Aquazone Aquazone Alternate Builds Instructions Added Large Alt Build Large Builds 

6190 – Back B

October 5, 2023October 10, 2023 Master Builder 2948 Views

From: 6190: Shark’s Crystal CaveName: Crystal Processing Plant Instructions: View PDF | Download .io File

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Alternate Builds Aquashark Aquazone Aquazone Alternate Builds Instructions Added Large Alt Build Large Builds 

6190 – Back A

September 14, 2023September 18, 2023 Master Builder 2956 Views

From: 6190: Shark’s Crystal CaveName: Bulky Crystal Hunter Instructions: View PDF | Download .io File

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Alternate Builds Aquanauts Aquazone Aquazone Alternate Builds Small Builds 

1728 (6145) – Back D

August 1, 2023August 1, 2023 Master Builder 2940 Views

From: 1728 (6145): Crystal Crawler {with Aqua Playscape}Name: TBDSubmitted by: USERInstructions:

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Alternate Builds Aquanauts Aquazone Aquazone Alternate Builds Small Builds 

1728 (6145) – Back C

August 1, 2023August 1, 2023 Master Builder 3329 Views

From: 1728 (6145): Crystal Crawler {with Aqua Playscape}Name: TBDSubmitted by: USERInstructions:

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Alternate Builds Aquanauts Aquazone Aquazone Alternate Builds Small Builds 

1728 (6145) – Back B

August 1, 2023August 1, 2023 Master Builder 2897 Views

From: 1728 (6145): Crystal Crawler {with Aqua Playscape}Name: TBDSubmitted by: USERInstructions:

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Alternate Builds Aquanauts Aquazone Aquazone Alternate Builds Small Builds 

1728 (6145) – Back A

August 1, 2023August 1, 2023 Master Builder 2792 Views

From: 1728 (6145): Crystal Crawler {with Aqua Playscape}Name: TBDSubmitted by: USERInstructions:

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Alternate Builds Aquashark Aquazone Aquazone Alternate Builds Instructions Added Small Alt Build Small Builds 

6155 – Back B

April 27, 2023May 19, 2023 Master Builder 2945 Views

From: 6155: Deep Sea PredatorName: Crystal Patrol Instructions: View PDF | Download .io File

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Alternate Builds Aquashark Aquazone Aquazone Alternate Builds Instructions Added Small Alt Build Small Builds 

6135 – Back C

April 27, 2023May 19, 2023 Master Builder 3188 Views

From: 6135: Spy SharkName: Aquazone Sharkopter Instructions: View PDF | Download .io File

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Alternate Builds Aquaraiders I Aquazone Aquazone Alternate Builds Small Builds 

2160 – Back B

April 25, 2023April 25, 2023 Master Builder 2427 Views

From: 2160: Crystal ScavengerName: TBDSubmitted by: USERInstructions

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Alternate Builds Aquaraiders I Aquazone Aquazone Alternate Builds Small Builds 

2160 – Back A

April 25, 2023April 25, 2023 Master Builder 2452 Views

From: 2160: Crystal ScavengerName: TBDSubmitted by: USERInstructions

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Alternate Builds Aquashark Aquazone Aquazone Alternate Builds Instructions Added Very Small Alt Build Very Small Builds 

6135 – Back B

March 21, 2023May 19, 2023 Master Builder 3054 Views

From: 6135: Spy SharkName: Aquashark Hover-Tron Instructions: View PDF | Download .io File

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Alternate Builds Aquashark Aquazone Aquazone Alternate Builds Instructions Added Small Alt Build Small Builds 

6135 – Back A

March 21, 2023May 19, 2023 Master Builder 3006 Views

From: 6135: Spy SharkName: Stealthy Extractor Instructions: View PDF | Download .io File

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Alternate Builds Aquashark Aquazone Aquazone Alternate Builds Instructions Added Very Small Alt Build Very Small Builds 

6100 – Back B

March 20, 2023March 21, 2023 Master Builder 2779 Views

From: 6100: Aquashark DartName: Aquashark Glider Instructions: View PDF | Download .io File

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Alternate Builds Aquashark Aquazone Aquazone Alternate Builds Instructions Added Very Small Alt Build Very Small Builds 

6100 – Back A

March 20, 2023March 21, 2023 Master Builder 2954 Views

From: 6100: Aquashark DartName: Aquashark Guard Instructions: View PDF | Download .io File

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Alternate Builds Aquashark Aquazone Aquazone Alternate Builds Instructions Added Small Alt Build Small Builds 

6155 – Back C

March 20, 2023March 22, 2023 Master Builder 4454 Views

From: 6155: Deep Sea PredatorName: Crystal Defender Instructions: View PDF | Download .io File

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Alternate Builds Aquashark Aquazone Aquazone Alternate Builds Instructions Added Small Alt Build Small Builds 

6155 – Back A

March 20, 2023March 22, 2023 Master Builder 3125 Views

From: 6155: Deep Sea PredatorName: Crystal Snooper Instructions: View PDF | Download .io File

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Alternate Builds Aquashark Aquazone Aquazone Alternate Builds Instructions Added Very Small Alt Build Very Small Builds 

6115 – Back C

March 20, 2023March 21, 2023 Master Builder 4032 Views

From: 6115: Shark ScoutName: Aquashark Speeder Instructions: View PDF | Download .io File

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Alternate Builds Aquashark Aquazone Aquazone Alternate Builds Instructions Added Very Small Alt Build Very Small Builds 

6115 – Back A

March 20, 2023March 21, 2023 Master Builder 2879 Views

From: 6115: Shark ScoutName: Underwater Bounty Hunter Instructions: View PDF | Download .io File

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Alternate Builds Aquashark Aquazone Aquazone Alternate Builds Instructions Added Very Small Alt Build Very Small Builds 

6115 – Back B

March 20, 2023March 21, 2023 Master Builder 2830 Views

From: 6115: Shark ScoutName: Crystal Inspector Instructions: View PDF | Download .io File

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Alternate Builds Aquazone Aquazone Alternate Builds Hydronauts Small Builds 

6150 – Back C

February 23, 2023February 23, 2023 Master Builder 2454 Views

From: 6150: Crystal DetectorName: TBDSubmitted by: USERInstructions

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Alternate Builds Aquazone Aquazone Alternate Builds Hydronauts Small Builds 

6150 – Back B

February 23, 2023February 23, 2023 Master Builder 2207 Views

From: 6150: Crystal DetectorName: TBDSubmitted by: USERInstructions

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Alternate Builds Aquazone Aquazone Alternate Builds Hydronauts Small Builds 

6150 – Back A

February 23, 2023February 23, 2023 Master Builder 2639 Views

From: 6150: Crystal DetectorName: TBDSubmitted by: USERInstructions

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Alternate Builds Aquaraiders I Aquazone Aquazone Alternate Builds Large Builds 

2162 – Back C

July 18, 2022July 18, 2022 Master Builder 2486 Views

From: 2162: Hydro Reef WreckerName: TBDSubmitted by: USERInstructions

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Alternate Builds Aquaraiders I Aquazone Aquazone Alternate Builds Large Builds 

2162 – Back B

July 18, 2022July 18, 2022 Master Builder 2540 Views

From: 2162: Hydro Reef WreckerName: TBDSubmitted by: USERInstructions

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Alternate Builds Aquaraiders I Aquazone Aquazone Alternate Builds Large Builds 

2162 – Back A

July 18, 2022July 18, 2022 Master Builder 2276 Views

From: 2162: Hydro Reef WreckerName: TBDSubmitted by: USERInstructions

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Alternate Builds Aquashark Aquazone Aquazone Alternate Builds Instructions Added Small Alt Build Small Builds 

6155 – Back D

May 15, 2022May 19, 2022 Master Builder 2904 Views

From: 6155: Deep Sea PredatorName: Scout Shark Instructions: View PDF | Download .io File

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Alternate Builds Aquanauts Aquazone Aquazone Alternate Builds Extra Large Builds 

6195 – Back D

January 20, 2022January 20, 2022 Master Builder 3012 Views

From: 6195: Neptune Discovery LabName: TBDSubmitted by: USERInstructions:

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Alternate Builds Aquanauts Aquazone Aquazone Alternate Builds Extra Large Builds 

6195 – Back C

January 20, 2022January 20, 2022 Master Builder 3347 Views

From: 6195: Neptune Discovery LabName: TBDSubmitted by: USERInstructions:

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Alternate Builds Aquanauts Aquazone Aquazone Alternate Builds Extra Large Builds 

6195 – Back B

January 20, 2022January 20, 2022 Master Builder 3321 Views

From: 6195: Neptune Discovery LabName: TBDSubmitted by: USERInstructions:

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Alternate Builds Aquanauts Aquazone Aquazone Alternate Builds Extra Large Builds 

6195 – Back A

January 20, 2022January 20, 2022 Master Builder 2700 Views

From: 6195: Neptune Discovery LabName: TBDSubmitted by: USERInstructions:

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Alternate Builds Aquanauts Aquazone Aquazone Alternate Builds Medium Builds 

6175 – Back C

January 20, 2022January 20, 2022 Master Builder 2679 Views

From: 6175: Crystal Explorer SubName: TBDSubmitted by: USERInstructions:

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Alternate Builds Aquanauts Aquazone Aquazone Alternate Builds Medium Builds 

6175 – Back B

January 20, 2022January 20, 2022 Master Builder 2052 Views

From: 6175: Crystal Explorer SubName: TBDSubmitted by: USERInstructions:

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Alternate Builds Aquanauts Aquazone Aquazone Alternate Builds Medium Builds 

6175 – Back A

January 20, 2022January 20, 2022 Master Builder 2492 Views

From: 6175: Crystal Explorer SubName: TBDSubmitted by: USERInstructions:

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Alternate Builds Aquazone Aquazone Alternate Builds Small Builds Stingrays 

6109 – Back C

January 19, 2022January 19, 2022 Master Builder 2419 Views

From: 6109: Sea Creeper {with Giant Ray}Name: TBDSubmitted by: USERInstructions

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Alternate Builds Aquazone Aquazone Alternate Builds Small Builds Stingrays 

6109 – Back B

January 19, 2022January 19, 2022 Master Builder 1980 Views

From: 6109: Sea Creeper {with Giant Ray}Name: TBDSubmitted by: USERInstructions

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Alternate Builds Aquazone Aquazone Alternate Builds Small Builds Stingrays 

6109 – Back A

January 19, 2022January 19, 2022 Master Builder 2134 Views

From: 6109: Sea Creeper {with Giant Ray}Name: TBDSubmitted by: USERInstructions

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Alternate Builds Aquanauts Aquazone Aquazone Alternate Builds Very Small Builds 

1749 – Back A

July 26, 2020July 26, 2020 Master Builder 2812 Views

From: 1749: ParavaneName: TBDSubmitted by: USERInstructions:

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Alternate Builds Aquanauts Aquazone Aquazone Alternate Builds Very Small Builds 

6125 – Back C

April 9, 2020April 9, 2020 Master Builder 2355 Views

From: 6125: Sea Sprint 9Name: TBDSubmitted by: USERInstructions:

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Alternate Builds Aquanauts Aquazone Aquazone Alternate Builds Very Small Builds 

6125 – Back B

April 9, 2020April 9, 2020 Master Builder 1874 Views

From: 6125: Sea Sprint 9Name: TBDSubmitted by: USERInstructions:

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Alternate Builds Aquanauts Aquazone Aquazone Alternate Builds Very Small Builds 

6125 – Back A

April 9, 2020April 9, 2020 Master Builder 2161 Views

From: 6125: Sea Sprint 9Name: TBDSubmitted by: USERInstructions:

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Alternate Builds Aquaraiders I Aquazone Aquazone Alternate Builds Large Builds 

2161 – Back B

January 8, 2020April 4, 2020 Master Builder 2354 Views

From: 2161: Aqua DozerName: TBDSubmitted by: USERInstructions

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Alternate Builds Aquaraiders I Aquazone Aquazone Alternate Builds Large Builds 

2161 – Back A

January 8, 2020April 4, 2020 Master Builder 2455 Views

From: 2161: Aqua DozerName: TBDSubmitted by: USERInstructions

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Alternate Builds Aquazone Aquazone Alternate Builds Large Builds Stingrays 

6160 – Back B

October 29, 2019April 4, 2020 Master Builder 1841 Views

From: 6160: Sea ScorpionName: TBDSubmitted by: USERInstructions

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Alternate Builds Aquazone Aquazone Alternate Builds Large Builds Stingrays 

6160 – Back A

October 29, 2019April 4, 2020 Master Builder 2534 Views

From: 6160: Sea ScorpionName: TBDSubmitted by: USERInstructions

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Alternate Builds Aquazone Aquazone Alternate Builds Large Builds Stingrays 

6198 – Back C

October 29, 2019April 4, 2020 Master Builder 2139 Views

From: 6198: Stingray StormerName: TBDSubmitted by: USERInstructions

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Alternate Builds Aquazone Aquazone Alternate Builds Large Builds Stingrays 

6198 – Back B

October 29, 2019April 4, 2020 Master Builder 2198 Views

From: 6198: Stingray StormerName: TBDSubmitted by: USERInstructions

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Alternate Builds Aquazone Aquazone Alternate Builds Large Builds Stingrays 

6198 – Back A

October 29, 2019April 4, 2020 Master Builder 2178 Views

From: 6198: Stingray StormerName: TBDSubmitted by: USERInstructions

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EXPLORE MORE OFFICIAL SETS

6596: Wave Master
Classic Town Harbor Medium Builds Official Sets Town Town Sets Wrecker 

6596: Wave Master

September 15, 2022September 15, 2022 Master Builder

Year Released: 1995BricklinkInstructions

1491: Dual Defender
Black Knights Castle Castle Sets Official Sets Small Builds 

1491: Dual Defender

October 11, 2021October 11, 2021 Master Builder
6024: Bandit Ambush
Castle Castle Sets Dark Forest Official Sets Small Builds 

6024: Bandit Ambush

April 16, 2021April 16, 2021 Master Builder
6422: Telephone Repair
Official Sets Town Town Jr Town Sets Traffic Very Small Builds 

6422: Telephone Repair

July 28, 2020July 28, 2020 Master Builder
6957: Solar Snooper
ABCs Box Story Jørn Thomsen Large Builds Official Sets Space Space Police II Space Police II Sets 

6957: Solar Snooper

March 18, 2022February 18, 2025 Master Builder
6845: Cosmic Charger
Classic Space Classic Space Sets Official Sets Small Builds Space 

6845: Cosmic Charger

January 14, 2025January 14, 2025 Master Builder
6991: Monorail Transport Base
Extra Large Builds Jørn Thomsen Official Sets Space Unitron Unitron Sets 

6991: Monorail Transport Base

September 28, 2019July 29, 2023 Master Builder
7139: Ewok Attack
Episode IV/V/VI Official Sets Small Builds Star Wars Star Wars Sets 

7139: Ewok Attack

June 27, 2022February 24, 2023 Master Builder
6706: Frontier Patrol
Cowboys Official Sets Very Small Builds Western Western Sets 

6706: Frontier Patrol

October 10, 2023October 10, 2023 Master Builder
6561: Hot Rod Club
Medium Builds Official Sets Town Town Sets 

6561: Hot Rod Club

November 10, 2019November 10, 2019 Master Builder
6984: Galactic Mediator
ABCs Box Marketing Blurb Jørn Thomsen Large Builds Official Sets Space Space Police II Space Police II Sets 

6984: Galactic Mediator

March 18, 2022June 23, 2025 Master Builder
1974-2: Flyercracker USA
Airport Bonus/Value Pack Sets Classic Town Official Sets Small Builds Town 

1974-2: Flyercracker USA

September 7, 2023September 8, 2023 Master Builder
6655: Auto & Tire Repair
ABCs Classic Town Official Sets Small Builds Town Town Sets Traffic 

6655: Auto & Tire Repair

June 4, 2023July 31, 2023 Master Builder
1371: Spinosaurus Attack Studio
Jurassic Park III Medium Builds Official Sets Studio Alternate Builds Studio Sets Studios 

1371: Spinosaurus Attack Studio

January 6, 2022June 4, 2024 Master Builder
6453: Com-Link Cruiser (Comlink Cruiser)
Official Sets Small Builds Space Port Town Town Sets 

6453: Com-Link Cruiser (Comlink Cruiser)

August 2, 2020July 14, 2021 Master Builder
6260: Shipwreck Island
Niels Milan Pedersen Official Sets Pirates Pirates I Pirates Sets Small Builds 

6260: Shipwreck Island

April 9, 2020July 29, 2023 Master Builder

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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
  • 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

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The classic space set that never was.

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