A prototype is a preliminary version of a subject created before it was released. There have been prototypes of parts, themes , and minifigures .
Prototype pieces
The red, yellow and blue Atlantis treasure keys.
Source: bzpower.com , LEGO.com
Tarix helmets in various colours
Strakk helmets in various colours
An ordinary
Skrall sword, compared with one with a light blue middle and a blue and pearl light grey one.
A prototype black
Skakdi skull.
Black
Kanohi Mohtrek with yellow shading
Miru masks in various colours
Bright Light Orange
Malum helmet
Light blue and Bright Light Orange Malum claws
A golden prototype Kanoka Disk
Prototype Kanoka Disk and Disk of Time
A silver shape-shifted Jutlin
Hordika upper arms in various colours.
A light blue and white
Gresh shield half and a dark silver one.
Silver Adapted Kaukau Nuva
Prototype Carapar/Mantax/Malum chestplates
A mixture of prototype
Berix helmets.
Prototype Av-Matoran arms
Dark Silver Vehicle-adapted Miru Nuva and Trans-Clear visor.
A silver Nokama Hordika head
Sketch of unknown BIONICLE 2008 mask.
Source: [1]
The different prototypes for LEGO dice.
Another prototype for the Crystal King's Rock Pieces.
Old drill and wheel prototypes
More recent drill and wheel prototypes
A prototype version of the
camel .
A prototype of
Woody 's head.
A prototype of the
Alien 's head.
Prototype sets
Source: BZPower.com , German BIONICLE Magazine, Brickshelf, LEGO.com
Comparison between prototype Kopaka (right) and finalized set
Castle
The original Dwarfs' mine created by LEGO in the
1980s . It was never seen by the designer of the
2008 Dwarfs mine.
A prototype Castle set based on the idea of the Loch Ness Monster.
An old medieval village prototype.
Another old medieval village prototype
The second prototype of the set.
The second prototype of the set.
The second prototype of the set.
Back view of the first prototype version.
Side view of the second prototype version.
A remote-controlled Classic Space vehicle prototype from
1985 .
Source: [2]
Detached vehicle of prototype model 1.
Detached vehicle of prototype model 2.
Source: [3]
A prototype M-Tron scrapped by the LEGO Company.
A prototype "transforming vehicle".
The vehicle with cockpit lowered.
An M-Tron crane prototype.
Two M-Tron robot prototypes.
An M-Tron walker prototype.
Source: [4]
Space (No Name)
A prototype Alien set from
1988 .
A red Green Goblin helmet
Castle (No Name)
Some medieval character prototypes
Prototype Dwarf minifigure.
Prototype Dwarf minifigure.
Source: [5]
Another sketch of an early Rock Monster.
The original prototype for the mini Rock Monsters.
Final Rock Monster model.
A prototype of the
Tremorox Rock Monsters.
Second prototype of Eruptorr
Original Power Miner minifigure (left), Power Miner in different colours (middle) and final Power Miner minifigure.
Prototype Sketches of Vikings minifigures.
Prototype sketches of Viking Torsos.
Prototype theme images
Prototype image of the unreleased
Europa theme.
A variety of the unreleased
Seatron prototypes.
Space (no-name)
A prototype Space theme idea from
1989 .
Another prototype Space theme idea from 1989.
Unreleased sets
Unreleased themes