Skip to content

Back of the Box Builds

Build any of these exciting models with this set!

THEMES
- Adventurers
- Aquazone
- Belville
- Building Set with People
- Castle
- Harry Potter
- Holiday and Event
- Model Team
- Pirates
- Space
- Star Wars
- Rock Raiders
- Technic
- Town
- Western
USEFUL LINKS
THIS IS AN INDEPENDENT SITE NOT AUTHORIZED OR SPONSORED BY THE LEGO GROUP

Alternate Builds Instructions Added M:Tron M:Tron Alternate Builds Medium Builds

6923 – Back A

October 1, 2019November 19, 2020 Master Builder 938 Views

From: 6923: Particle Ionizer
Name: Quasar-class Interplanetary Carrier ¹
Instructions: PDF (Photo Sequence)

Contributions

Name and PDF (Photo Sequence) submitted on September 18, 2019 by: plastic.ati

← 6923: Particle Ionizer
6923 – Back B →

You May Also Like

6887 – Back D

October 5, 2019October 5, 2019 Master Builder

6956: Stellar Recon Voyager

September 23, 2019November 19, 2020 Master Builder

6054: Forestmen’s Hideout

April 10, 2021April 10, 2021 Master Builder

6350 – Back C

April 9, 2020April 9, 2020 Master Builder

6958 – Back C

November 9, 2019November 9, 2019 Master Builder

6928 – Back B

January 12, 2021January 12, 2021 Master Builder

EXPLORE MORE OFFICIAL SETS

Blacktron II Blacktron II Sets Official Sets Very Small Builds

6832: Super Nova II

October 5, 2019October 5, 2019 Master Builder

Year Released: 1991Bricklink

Classic Space Classic Space Sets Large Builds Official Sets

6971: Inter-Galactic Command Base

September 12, 2019September 28, 2019 Master Builder

Ice Planet 2002 Ice Planet 2002 Sets Official Sets Small Builds

6879: Blizzard Baron

November 20, 2019November 20, 2019 Master Builder

Large Builds Official Sets UFO UFO Sets

6915: Warp Wing Fighter

November 9, 2019November 9, 2019 Master Builder

Castle Castle Sets Lion Knights Official Sets Very Small Builds

6022: Horse Cart

October 19, 2019April 4, 2020 Master Builder

Futron Sets Futuron Official Sets Small Builds

6875: Hovercraft

September 16, 2019September 28, 2019 Master Builder

Large Builds M:Tron M:Tron Sets Official Sets Space

6956: Stellar Recon Voyager

September 23, 2019November 19, 2020 Master Builder

Official Sets Pirates Pirates I Pirates Sets Very Small Builds

6251: Pirate Mini Figures (Sea Mates)

April 9, 2020April 9, 2020 Master Builder

Ice Planet 2002 Ice Planet 2002 Sets Official Sets Small Builds Space

6834: Celestial Sled

February 9, 2021February 9, 2021 Master Builder

Classic Space Classic Space Sets Official Sets Space Very Small Builds

6849: Satellite Patroller

January 13, 2021January 13, 2021 Master Builder

Extra Large Builds Futron Sets Futuron Official Sets Space

6990: Futuron Monorail Transport System

August 30, 2020August 30, 2020 Master Builder

Classic Town Official Sets Race Small Builds Town Town Sets

6648: Mag Racer

November 19, 2020November 19, 2020 Master Builder

Castle Castle Sets Classic Castle Extra Large Builds Official Sets

6075: Castle

November 8, 2019April 4, 2020 Master Builder

Classic Space Classic Space Sets Large Builds Official Sets Space

497: Galaxy Explorer

November 24, 2020November 25, 2020 Master Builder

Adventurers Adventurers Sets Dino Island Official Sets Small Builds

5920: Island Racer

July 26, 2020July 26, 2020 Master Builder

Classic Space Classic Space Sets Official Sets Very Small Builds

6809: XT-5 and Droid

April 4, 2020April 4, 2020 Master Builder

MINIFIGS

About This Site

In the 1960s, 70s, 80s, 90s, and early 2000s there were pictures of additional builds on the back of LEGO® boxes. There was a note that said you could build any of those exciting models with that set. There were no instructions, until now.

Themes

Adventurers
Aquazone
Belville
Building Set with People
Castle
Harry Potter
Holiday and Event
Model Team
Pirates
Space
Star Wars
Rock Raiders
Technic
Town
Western

Useful Links

Contribute!
About
Alternate Builds
Instructions Added
Minifigs
Very Small Builds (<35 pcs)
Small Builds (<100 pcs)
Medium Builds (<200 pcs)
Large Builds (<400 pcs)
Extra Large Builds (>400 pcs)

In Honor of 1526

The classic space set that never was.

Copyright © 2021 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.