How many pieces are in the Tripod Invader?

Tripod Invader contains 166 pieces.

What age is the Tripod Invader recommended for?

This set is recommended for ages 7-14.

When was the Tripod Invader released?

Tripod Invader was released in 2011.

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🏛 Alien Conquest

Set #7051

Tripod Invader

Tripod Invader is a quirky and fun entry into the Alien Conquest theme.

Before you buy

Who it's for: Ages 7+ · Beginner build Great for kids and casual LEGO fans who enjoy imaginative play and quirky designs
Build: 166 pieces · about 1.5 hours Build time is an estimate.
Price: $19.99 list price · 12.0¢ per piece
Availability: Retired at LEGO

★★★★☆ 4.1 community rating from 195 ratings

Fans appreciate the set's quirky design and retro sci-fi aesthetic. Some find the build simple, but overall it's considered a fun and unique addition to the Alien Conquest theme.

$19.99

Best Price

$17.99

You Save

10% OFF

📝 Our Take

AI-assisted editorial summary, grounded in our LEGO database and public community discussions. How we use AI

Tripod Invader is a quirky and fun entry into the Alien Conquest theme. This set captures the B-movie aesthetic perfectly, with its eye-catching color scheme and retro sci-fi design.

This set is perfect for fans of classic sci-fi and LEGO collectors looking for something unique. The build is straightforward, making it accessible to younger builders, while the distinctive alien design provides display appeal.

Skip this if you prefer highly detailed or realistic models. If you're after a more complex alien-themed build, consider some of the larger Alien Conquest sets or the newer LEGO Space themes.

✨ New

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Try asking:

How does the Tripod Invader compare to other Alien Conquest sets in terms of playability and design? What are some creative ways to incorporate the Tripod Invader into a larger LEGO city or space scene? Is the Tripod Invader a good value for its piece count and play features? How well does this set hold up as a display piece compared to other LEGO alien-themed models?

🧱 Building Experience

AI-assisted build estimate, grounded in our LEGO database and public community discussions. How we use AI

🧩

166

Pieces

⏱

1.5h

Estimated Build Time

📊

Beginner

Difficulty

👤

7-14

Ages

Build Highlights:

Simple yet effective construction of the tripod legs and body
Use of Technic elements for stability and movement
Distinctive color scheme and alien aesthetic
Fun play features with the grabbing claw and alien abduction theme

📈 Investment Analysis

AI-assisted investment analysis, grounded in our LEGO database and public community discussions. How we use AI

↑ Trending up since release

Investment Grade

⏳ Retired

The Tripod Invader presents moderate investment potential. As a retired set from the popular Alien Conquest theme, it benefits from nostalgia and a unique design. Its relatively low piece count and original MSRP might limit substantial appreciation, but the set's distinctive character and the rising prices of Alien Conquest sets suggest it will likely hold or slightly increase in value over time. However, the minifigure selection isn't particularly rare, which could temper gains.

Not Financial Advice: Content is for educational purposes only. Past performance doesn't guarantee future results. Full disclaimer

📖 About This Set

The alien invader is attacking!

Humans beware! The alien invader has spotted a human on his way to work and sets after him at full speed in his flying saucer. As the terrified human runs for cover, the alien triggers his detachable prison pod, aims his cannon and prepares to capture his next prisoner. Don’t let the invader fire his alien clinger at the human’s head!

Includes 2 minifigures: business man with briefcase and alien trooper
Detach the rotating saucer with prison pod to capture the human!
Attack the human with the alien clinger!
Aim the moving laser cannon!
Move the Tripod Invader’s poseable legs!
Tripod Invader measures over 7” (17cm) wide and 3” (7cm) tall
Detachable saucer measures over 5” (12cm) long and 4” (10cm) wide

⚖ Compare Similar Sets

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The Tripod Invader offers a smaller, more affordable entry point into the Alien Conquest theme compared to larger sets like the Alien Mothership. Its quirky design and play features make it a fun alternative to more serious sci-fi builds. Collectors looking for a complete Alien Conquest experience will want this set, while those prioritizing complexity might prefer larger sets.

2 Minifigures Included

Alien Trooper

3 parts

Man, Dark Blue Pinstripe Suit with Gold Tie, Black Hair, Glasses, 3626cpr0792

4 parts

The set includes an Alien Trooper and a suited Man minifigure, adding a classic sci-fi abduction scenario. The suited man is somewhat unique with his pinstripe suit and glasses.

📦 Parts Inventory

Official piece count: 166
Parts cataloged in this inventory: 57 unique parts, 159 pieces
Minifigures: 2

The official piece count includes the 7 parts inside the set's minifigures, which this inventory lists separately. Spare parts are counted in neither figure.

Missing a piece? Check this set piece by piece, with look-alike colors flagged and element IDs for replacements.

Plate Special 1 x...

Part #: 2540 3× Light Bluish Gray

Technic Pin with ...

Part #: 2780 18× Black

Brick Special 1 x...

Part #: 2877 2× Dark Bluish Gray

Lever Small Base ...

Part #: 298c02 2× Red

Brick 2 x 4

Part #: 3001 1× Black

Plate 2 x 3

Part #: 3021 4× Light Bluish Gray

Plate 1 x 2

Part #: 3023 7× White

Plate 2 x 8

Part #: 3034 1× Black

Brick Sloped 45° ...

Part #: 3039 2× Dark Bluish Gray

Brick Special 1 x...

Part #: 30414 3× Light Bluish Gray

Tile 1 x 2 with G...

Part #: 3069b 2× Light Bluish Gray

Plate Special 3 x...

Part #: 3176 1× Dark Bluish Gray

Technic Brick 1 x...

Part #: 32000 3× Dark Bluish Gray

Technic Axle and ...

Part #: 32014 3× Light Bluish Gray

Technic Axle 2 No...

Part #: 32062 6× Red

Technic Brick 1 x...

Part #: 32064a 1× Red

Technic Driving R...

Part #: 32187 2× Light Bluish Gray

Technic Brick 1 x...

Part #: 3700 3× Light Bluish Gray

Technic Bush

Part #: 3713 5× Light Bluish Gray

Brick Sloped Inve...

Part #: 3747b 3× Black

Plate Special 1 x...

Part #: 3794a 6× Lime

Antenna 1 x 4 wit...

Part #: 3957a 1× Trans-Neon Green

Plate 6 x 6

Part #: 3958 1× Dark Bluish Gray

Technic Axle and ...

Part #: 41678 6× Black

Technic Pin 1/2 w...

Part #: 4274 1× Blue

Dish 6 x 6 Invert...

Part #: 4285b 3× Black

Cylinder Hemisphe...

Part #: 44358 1× Light Bluish Gray

Dome Hemisphere 3...

Part #: 44359 2× Light Bluish Gray

Bag / Briefcase

Part #: 4449 1× Reddish Brown

Technic Worm Gear

Part #: 4716 3× Light Bluish Gray

Brick Sloped Inve...

Part #: 4871 1× Dark Bluish Gray

Windscreen 6 x 6 ...

Part #: 50747 1× Trans-Clear

Brick Curved 3 x ...

Part #: 50950 6× Dark Purple

Brick Wedged, Cur...

Part #: 50955 1× Light Bluish Gray

Brick Wedged, Cur...

Part #: 50956 1× Light Bluish Gray

Technic Axle 8 wi...

Part #: 55013 3× Dark Bluish Gray

Technic Axle Conn...

Part #: 57585 1× Light Bluish Gray

Technic Connector...

Part #: 58177 3× Black

Technic Axle Conn...

Part #: 59443 3× Light Bluish Gray

Cone 1 x 1 [Top G...

Part #: 59900 2× Trans-Neon Green

Plate Special 1 x...

Part #: 60470b 1× Black

Plate Round 4 x 4...

Part #: 60474 1× Light Bluish Gray

Technic Pin 1/2 w...

Part #: 61184 2× Light Bluish Gray

Plate Special 1 x...

Part #: 61252 5× Black

Plate Round 1 x 1...

Part #: 6141 5× Dark Purple

Plate Round 1 x 1...

Part #: 6141 1× Trans-Neon Green

Brick Special 2 x...

Part #: 6232 3× Light Bluish Gray

Plate Special 1 x...

Part #: 63868 2× Light Bluish Gray

Technic Link 1 x ...

Part #: 64451 6× Black

Weapon Spike Flex...

Part #: 64727 3× Lime

Technic Axle 4 wi...

Part #: 87083 2× Dark Bluish Gray

Windscreen 6 x 4 ...

Part #: 87752 2× Trans-Bright Green

Weapon Gun Ray / ...

Part #: 87993 1× Flat Silver

Brick Round 2 x 2...

Part #: 92947 1× Light Bluish Gray

Hinge Tile 1 x 4 ...

Part #: 95120 1× Lime

Brick Round Corne...

Part #: 95188 2× Light Bluish Gray

Headwear, Clinger...

Part #: 95204pr0001 1× Lime

Sticker Sheet for...

Part #: 96171 1× [No Color/Any Color]

The set features a good selection of Technic parts and a unique dark purple color scheme, useful for MOC builders looking to add detail and functionality to their creations.

Community Insights

Real opinions from Reddit and YouTube

What Reddit Says

No Reddit discussions found for this set.

What YouTubers Say

Based on 9 videos

3.0 /5

Mixed

0% positive

BlockTalk AI

The LEGO Alien Conquest Tripod Invader (7051) receives generally neutral reviews from LEGO YouTubers, with several channels like Brickformula and BrickQueen providing straightforward reviews of the set. While appreciated for its unique design and minifigures, it doesn't generate overwhelming enthusiasm, resulting in an overall mixed sentiment.

Lego 7051 Review Tripod Invader Alien Conquest

Brickformula • 53.3K views Review

Lego Alien Conquest 7051 Tripod Invader Review

EyeanatorReviews • 15.3K views Review

LEGO Alien Conquest review: Set 7051 Tripod invader

legopro247 • 12.8K views Review

Community Sentiment

Based on 9 YouTube reviews

Not enough Reddit data

YouTube

3.0 /5

Mixed

0% positive

Positive

Mixed

Critical

BlockTalk AI Analysis

What the Community Says

6 YouTube reviews

BlockTalk AI Summary

EyeanatorReviews praises the minifigures and the Tripod Invader design, including the detachable UFO, but notes the absence of an ADU minifigure. BrickTsar highlights the set's resemblance to the "War of the Worlds" aesthetic, pointing out its 166 pieces and 2.5 minifigures (likely referring to the alien pilot).

Reddit Reviews

No Reddit reviews found

YouTube Reviews

6 videos

Lego 7051 Review Tripod Invader Alien Conquest

Brickformula

53.3K views Review

Lego Alien Conquest 7051 Tripod Invader Review

EyeanatorReviews

15.3K views Review

LEGO Alien Conquest review: Set 7051 Tripod invader

legopro247

12.8K views Review

LEGO Alien Conquest - 7051 Tripod Invader - Time-Lapse

S. L. Froden

8.8K views Review

View all 6 on YouTube

Community Content: These reviews are from Reddit and YouTube users sharing their personal experiences. Opinions may vary.

📖 Building Instructions 2

BI 3005/36 - 7051 V. 29/39

Download PDF

BI 3005/36 - 7051 V. 29/39

Download PDF

Inventory Statistics

Unique Parts

166

Official Piece Count

159

Cataloged Inventory Pieces

Minifigures

Spare Parts

The official piece count includes the 7 parts inside the set's minifigures, which this inventory lists separately. Spare parts are counted in neither figure.

Inventory Version: 1

Missing a piece? Use the Missing Piece Checker.