Treasure Island — LEGO Block Build Plans Generator
Built by Lego Fan Plans — Real-Build Mode with BOM hints, Buildability Score, and a Brick Price Calculator.
Real-Build Mode: You’ll get structural tips, an estimated parts breakdown (BOM buckets), and a Buildability Score so you can gauge effort vs. stability.
Tip: Some menus allow multiple selections. On desktop use Ctrl/Cmd-click; on mobile, tap to add/tap again to remove.
Concept Level
— Fill All —
Basic Intermediate Advanced Crazy Wild
Era / Theme
Golden Age of Piracy (1650–1730) Colonial Outpost (18th century)
Castaway Survival Modern Adventure Tribute Fantasy Pirate (low magic)
Region
Caribbean South Pacific Indian Ocean Mediterranean Atlantic Islet
Scale / Module Size
Micro (plates & 1x1s) Mini (tabletop display) Minifig Play-Scale UCS Display-Scale
Base Footprint
32×32 Baseplate 48×48 Baseplate 64×64 (2× 32×32) 96×64 (3× 32×32) Custom Irregular
Shoreline Features (multi)
Crescent beach Rocky cove Mangroves / roots Lagoon shallows Cliff arch / blowhole Coral shelf
Terrain Layers
Flat sandbar Dune + scrub Jungle interior Basalt cliffs Limestone grotto
Vegetation (multi)
Palm trees (SNOT trunk) Banana & broadleaf plants Vines & creepers Coconut clusters Driftwood & scrub
Rockwork Techniques (multi)
SNOT stacked wedges Studs-out cliff plates Cheese-slope strata Round plates for boulders Hidden Technic pins for strength
Water Effects
Trans-light blue tiles (calm) Plate + tile mix (chop) Stacked plates gradient (deep) Foam crests with cheese slopes Breaking wave arch
Structures (multi)
Shipwreck hull (half-cut) Ramshackle hut Lookout tower Dock / jetty Hidden cave entrance Lighthouse ruin
Cave System Options (multi)
Single chamber Tunnel to sea exit Two-level caverns Drop shaft with ladder Skull rock facade
Traps & Mechanisms (multi)
Falling log snare Rock slide trigger Secret door (hinge/turntable) Treasure pedestal lock Dock gate latch
Minifig Roles (multi)
Pirate captain & crew Marines / soldiers Castaways Cartographer / scholar Islanders Smugglers
Vessels (multi)
Dinghy / jolly boat Sloop Brigantine Galleon (off-scene) Canoes
Animal Life (multi)
Parrots & monkeys Crabs & turtles Sharks / rays Dolphins Seabirds
Prop Packs (multi)
Treasure chest & coins Barrels, crates, sacks Torches & lanterns Maps & spyglasses Rope coils & nets Campfire & cookpot
Diorama Pack
Off On (Simple) On (Advanced)
Scene Type
Quiet cove Storm landfall Ambush at dusk Night raid Treasure reveal
Base Strategy
Framed rectangle Beveled edges Organic / irregular Tidal shelf tiers
Framing & Edge Finish (multi)
Tile ribbon frame Cheese-slope bevel Plate-stack rough edge Brick-built plaque & title tile