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LEGO Alternate Builds!

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  • THIS IS AN INDEPENDENT SITE NOT AUTHORIZED OR SPONSORED BY THE LEGO GROUP
ABCs Exploriens Exploriens Sets Official Sets Small Builds Space 

6854: Alien Fossilizer

July 15, 2022March 22, 2025 Master Builder 6102 Views

Year Released: 1996
Bricklink
Instructions

*Alternate Build Connection: Space Walker

Back A
Back B
Back C
  • ← 6552: Rocky River Retreat
  • 6818: Cyborg Scout →

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EXPLORE MORE OFFICIAL SETS

1526: Unknown (Space Radar Buggy)
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1526: Unknown (Space Radar Buggy)

August 20, 2025August 29, 2025 Master Builder

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6957: Solar Snooper
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6957: Solar Snooper

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4940: Granite Grinder
Official Sets Rock Raiders Rock Raiders Sets Small Builds 

4940: Granite Grinder

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6544: Shuttle Transcon 2
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6544: Shuttle Transcon 2

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8876: Scorpion Prison Cave
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8876: Scorpion Prison Cave

January 20, 2026January 20, 2026 Master Builder
2160: Crystal Scavenger
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2160: Crystal Scavenger

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6347: Monorail Accessory Track
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6347: Monorail Accessory Track

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6919: Planetary Prowler
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6919: Planetary Prowler

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6531: Flame Chaser
Classic Town Fire Official Sets Small Builds Town Town Sets 

6531: Flame Chaser

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9401: M:Tron Team
Bonus/Value Pack Sets Bonus/Value Packs M:Tron M:Tron Sets Official Sets Space Very Small Builds 

9401: M:Tron Team

February 18, 2026March 7, 2026 Master Builder
7161: Gungan Sub
Large Builds Official Sets Star Wars Star Wars Sets 

7161: Gungan Sub

April 21, 2026April 21, 2026 Master Builder
565: Build-N-Store Chest
Basic Large Builds Official Sets Universal Building Set 

565: Build-N-Store Chest

December 28, 2023July 11, 2024 Master Builder
6988: Alpha Centauri Outpost
Blacktron II Blacktron II Sets Large Builds Official Sets 

6988: Alpha Centauri Outpost

October 24, 2019October 24, 2019 Master Builder
6825: Cosmic Comet
Classic Space Classic Space Sets Official Sets Small Builds 

6825: Cosmic Comet

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2845: Indian Chief
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2845: Indian Chief

October 10, 2023October 10, 2023 Master Builder
6480: Hook and Ladder Truck
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6480: Hook and Ladder Truck

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BOXES

INSTRUCTIONS

FAVORITES

MINIFIGS

About This Site

Logo
There were once pictures of additional LEGO® builds on the back of set boxes. Written on the boxes was typically something about the endless building possibilities, "Build any of these exciting models with this set!" There were no instructions for these alternate builds, until now.

Sets

  • Adventurers
  • Aquazone
  • BATMAN
  • Bionicle
  • Belville
  • Building Set with People
  • Castle
  • Duplo
  • Fabuland
  • Harry Potter
  • Holiday and Event
  • LEGOLAND
  • Model Team
  • Pirates
  • Space
  • Star Wars
  • Technic
  • Train
  • Town
  • Universal Building Set
  • Western
  • More Sets
  • Misc

Useful Links

  • Submit Instructions!
  • New Instructions
  • New Official Sets
  • New Alternate Builds
  • Minifigs
  • Very Small Builds (<35 pcs)
  • Small Builds (<100 pcs)
  • Medium Builds (<200 pcs)
  • Large Builds (<400 pcs)
  • Extra Large Builds (>400 pcs)
  • How BOTBB was Built

In Honor of 1526

The classic space set that never was.

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