How many pieces are in the Ninja Knights?

Ninja Knights contains 31 pieces.

What age is the Ninja Knights recommended for?

This set is recommended for ages 6-10.

When was the Ninja Knights released?

Ninja Knights was released in 1999.

🏛 Ninja

Set #4805

Ninja Knights

Ninja Knights is a fantastic slice of late-90s LEGO nostalgia that packs an unbelievable amount of faction variety into a tiny 31-piece blister pack.

Before you buy

Who it's for: Ages 6+ · Beginner build Perfect for nostalgic collectors and fans of classic 90s LEGO themes
Build: 31 pieces · about 0.1 hours Build time is an estimate.
Price: $5.99 list price · 19.3¢ per piece
Availability: Likely retired

★★★☆☆ 3.7 community rating from 47 ratings

Collectors universally praise the incredible value of getting five unique vintage minifigures in one tiny blister pack, though modern buyers may experience sticker shock at current secondary market prices.

$5.99

Best Price

$5.39

You Save

10% OFF

📝 Our Take

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

Ninja Knights is a fantastic slice of late-90s LEGO nostalgia that packs an unbelievable amount of faction variety into a tiny 31-piece blister pack. Released during the height of the classic Ninja theme, this set delivers an incredible minifigure lineup that collectors still hunt for today.

This set is perfect for vintage LEGO enthusiasts and classic Castle/Ninja completists. While the build is virtually non-existent—consisting mostly of accessorizing your squad—the sheer density of historical minifigures makes it an absolute treasure for display.

Skip this if you are looking for an engaging building experience or modern parts utility. With a rising secondary market price over $100, purely casual fans should look toward modern Ninjago sets for better building value.

✨ New

Ask BlockTalk about this set

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BlockTalk

Hi! I'm BlockTalk, your LEGO expert. Ask me anything about the Ninja Knights - building tips, investment potential, comparisons, or anything else!

Try asking:

Why are vintage 1999 Ninja sets so sought after by collectors? How does the minifigure value compare to the overall set price? What makes the printed flag sail element unique to this era? Is it better to buy this set complete with figures or loose?

🧱 Building Experience

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

🧩

Pieces

⏱

0.1h

Estimated Build Time

📊

Beginner

Difficulty

👤

6-10

Ages

Build Highlights:

Extremely quick assembly focused entirely on arming the minifigures
Features classic 1999 accessories like traditional katanas and flintlocks
Includes a printed flag sail element adding a splash of color
Packaged originally as a blister pack impulse buy

📈 Investment Analysis

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

↑ Trending up since release

B+

Investment Grade

⏳ Retired

Ninja Knights (4805-1) represents a fascinating vintage investment opportunity due to its age, nostalgic appeal, and staggering minifigure-to-piece ratio. With a modest 31 pieces, its current secondary market value is driven almost entirely by the inclusion of five distinct, vintage minifigures spanning the classic Ninja and Samurai factions. While vintage sets from 1999 carry inherent liquidity risks and condition-dependent valuations, sealed or complete-in-box examples have shown steady upward momentum. However, investors should remain cautious about counterfeit parts, yellowing plastics, and the general volatility of vintage theme collecting compared to modern licensed juggernauts.

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

⚖ Compare Similar Sets

Robinehood's Hidden Fortress

Castle • 403 pcs

$79.99

Flying Ninja Fortress

Compared to larger 1999 Ninja sets like the Black Mountain Fortress, 4805-1 functions as an army-builder battle pack ahead of its time. It offers a much higher concentration of faction variety per dollar than standard boxed sets from the same wave.

5 Minifigures Included

Robber with Tattered Green Vest

Shogun, Armor and Helmet with Horn, Blue and Black Robe

6 parts

Samurai, Blue

4 parts

The absolute star of the show is the minifigure lineup, featuring five distinct characters including a Shogun, Samurai, two unique Ninjas, and a Robber. Finding these classic 1999 figures complete with their original armor, helmets, and weapons makes this set a legendary vintage army builder.

📦 Parts Inventory

Official piece count: 31
Parts cataloged in this inventory: 6 unique parts, 9 pieces
Minifigures: 5

The official piece count includes the 22 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.

Weapon Gun / Flin...

Part #: 2561 1× Black

Weapon Gun / Pist...

Part #: 2562 1× Black

Weapon Sword / Ka...

Part #: 30173a 1× Black

Weapon Sword / Ka...

Part #: 30173a 2× Light Gray

Weapon Lance

Part #: 3849 2× Brown

Flag 3 x 6 with R...

Part #: 71864 1× Trans-Clear

Flag 3 x 6 with G...

Part #: 71865 1× Trans-Clear

The parts inventory is minimal with just 31 pieces, but it serves as an excellent source for classic vintage weaponry like katanas, lances, flintlocks, and two uniquely printed flag/sail elements.

🛒 Where to Buy

eBay

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Target

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$5.99

💎 Notable Parts

Trans-Clear Flag 3 x 6 with Red Sail with Tan Patches Print (1x) $4.50

Trans-Clear Flag 3 x 6 with Golden Fan Print (1x) $3.50

Light Gray Weapon Sword / Katana [Octagonal Guard] (2x) $2.00

Black Weapon Gun / Flintlock / Musket (Pirate) (1x) $1.50

Est. BrickLink Part Value

$11.50

💡 MOC Potential

🏰 Enhance classic medieval fortress MOCs with vintage ninja patrols and samurai guards

🚢 Incorporate the printed flag sail into custom feudal Japanese trading vessels or junks

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

YouTube reviews cover both classic LEGO Ninja sets from 1998 and newer Ninjago sets. While no strong consensus emerges for Ninja Knights (4805-1) specifically, reviewers like Brian's Bricks appreciate the older Ninja line's nostalgia while others like Generic Stud focus on modern Ninjago mechs and dragons.

I Built Premium Ninjago Sets...

Generic Stud • 168.3K views Review

The Fire Knight Mech (Lego Ninjago 71812+71822 Alt Build)

The Brick Song • 88.1K views Review

LEGO Ninjago Legends: The Fire Knight Mech set (71846) REVIEW

All you need is create • 8.9K 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

Reviewers such as Generic Stud showcase newer Ninjago sets like the Fire Knight Mech and Guardian Dragon, while Brian's Bricks offers a retro perspective with a review of the 1998 Samurai Swordsman set (6013). The Brick Hog provides a retrospective on the entire LEGO Ninja theme predating Ninjago, appealing to those interested in the history of the line.

Reddit Reviews

No Reddit reviews found

YouTube Reviews

6 videos

I Built Premium Ninjago Sets...

Generic Stud

168.3K views Review

The Fire Knight Mech (Lego Ninjago 71812+71822 Alt Build)

The Brick Song

88.1K views Review

LEGO Ninjago Legends: The Fire Knight Mech set (71846) REVIEW

All you need is create

8.9K views Review

LEGO Ninja 6013 Samurai Swordsman - Review & Unboxing 1998

Brian's Bricks

8.3K views Unboxing

View all 6 on YouTube

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

Inventory Statistics

Unique Parts

Official Piece Count

Cataloged Inventory Pieces

Minifigures

Spare Parts

The official piece count includes the 22 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.