LEGO Ninja Sets
28+ sets · 1998–2000
About LEGO Ninja
LEGO Ninja is a theme japanese castle and ninja warrior sets. The theme is aimed primarily at children, with minifigures and play features central to most sets. The line has produced 28 sets between 1998 and 2000, with the Flying Ninja Fortress (#6093) as one of its largest at 698 pieces.
Notable Ninja Sets
Flying Ninja Fortress
#6093 · 1998 · 698 pcs
Stone Tower Bridge
#6089 · 1998 · 410 pcs
Emperor's Stronghold
#3053 · 1999 · 335 pcs
Robber's Retreat
#6088 · 1998 · 281 pcs
Ninja Fire Fortress
#3052 · 1999 · 173 pcs
Blaze Attack
#3051 · 1999 · 145 pcs
Ninja Surprise
#6045 · 1998 · 112 pcs
Shanghai Surprise
#3050 · 1999 · 108 pcs
Newest Ninja Releases
The most recent Ninja sets from the LEGO catalogue.
Mini Heroes Collection: Ninja #3
#3346 · 2000 · 26 pcs
Mini Heroes Collection: Ninja #2
#3345 · 2000 · 24 pcs
Mini Heroes Collection: Ninja #1
#3344 · 2000 · 10 pcs
Emperor's Stronghold
#3053 · 1999 · 335 pcs
Ninja Fire Fortress
#3052 · 1999 · 173 pcs
Blaze Attack
#3051 · 1999 · 145 pcs
Shanghai Surprise
#3050 · 1999 · 108 pcs
Ninja Knights
#4805 · 1999 · 31 pcs
Rare & Retired Ninja Sets
Older flagship-tier Ninja sets that are likely no longer in production. Often valuable to collectors.
Flying Ninja Fortress
#6093 · 1998 · 698 pcs
Stone Tower Bridge
#6089 · 1998 · 410 pcs
Emperor's Stronghold
#3053 · 1999 · 335 pcs
Robber's Retreat
#6088 · 1998 · 281 pcs
Ninja Fire Fortress
#3052 · 1999 · 173 pcs
Blaze Attack
#3051 · 1999 · 145 pcs
Ninja Surprise
#6045 · 1998 · 112 pcs
Shanghai Surprise
#3050 · 1999 · 108 pcs
Best Ninja Sets for Beginners
Smaller Ninja sets that are good entry points without overwhelming a first-time builder in this theme.
Browse Ninja by Size
Every Ninja set grouped by piece count — pick the size that matches the build time you have.
Starter (≤50 pieces)
8 shownSmall, quick builds — usually under 20 minutes.
Quick (51–150 pieces)
4 shownCompact sets finished in a single sitting.
Moderate (151–400 pieces)
3 shownAfternoon builds with enough depth to feel substantial.
Substantial (401–800 pieces)
2 shownMulti-hour builds across several numbered bags.
Ninja Through the Decades
A sample of notable Ninja sets from each decade the theme has been in production.
2000s
LEGO Ninja FAQ
See Also
👨👩👧 Parent guides
Age-matched buying guides, gift recommendations, and practical advice for parents choosing LEGO sets for children of every age.
🔍 Identify guides
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🎨 Browse all themes
Over 100 LEGO themes with editorial pages
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