3D Legends › The System

One System.
Endless Dungeons.

What if a single terrain set could build hundreds of different dungeons? Most terrain sets give you pieces. 3D Legends gives you a system. Masterbuilt for true modularity, dynamic interchangeable inserts, and tabletop immersion.

✦ 50MM TACTICAL GRID ◈ CALIBRATED 28–32MM MINIATURES ◈ OPENLOCK HYBRID COMPATIBLE ◈ FDM & RESIN TESTED ✦
Architecture & Design

Designed for True Modularity

With most dungeon terrain sets, once you build a layout, the same pieces recreate the same rooms again and again. 3D Legends was designed differently. Instead of dozens of static models, our system uses interchangeable modules and sliding inserts that dramatically expand the combinations from a compact set of pieces.

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Dynamic Wall & Floor Inserts

A single structural frame adapts with sliding inserts into solid walls, heavy wooden doors, iron portcullises, or alternate textures without reprinting entire pieces.

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Setup in Seconds & Fast Takedown

Clips and releases smoothly with OpenLOCK hybrid compatibility. Modify walls, open secret passages, and reveal trap rooms mid-session with a simple gesture.

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Battle-Tested & Convention-Proven

Not just digital renders: fully 3D printed and battle-tested at major European tabletop gaming conventions, including live at PLAY — Festival del Gioco.

3D Legends modular dungeon terrain in hand
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“Most dungeon terrain sets give you pieces. 3D Legends gives you a system. Maximum variety with fewer pieces.”
— The 3D Legends Design Manifesto
Mechanical Breakthroughs

Engineering in Motion

Interactive mechanisms engineered to change your battlemap dynamically in the heat of combat.

360 Rotating Room Animation
Mechanical Expansion

The 360° Rotating Room

An octagonal room smoothly spinning 360 degrees on a 10x10 cm double-texture floor. Includes 4 curved embrace pillars that can merge into giant standalone columns, and a swappable central socket for a hidden spiked trap!

360° Rotation 4 Dynamic Openings Central Trap Socket 100% Support-Free
Atmospheric Expansion

Sewer Floor & Swappable Channels

Central wastewater crossroad featuring single-pin and double-pin structural locking corners. Includes swappable 100x50mm and 25x50mm stone slab covers to toggle between toxic open sludge and paved walkways in one second.

Single & Double Pin Swappable Covers Toxic Canal Hazard Zero-Disassembly Swap
Sewer Floor Terrain
No-Wire LED Illumination Module
Illumination Architecture

100% No-Wire LED Lighting

No wires, no soldering, zero headaches. Standard CR2032 lithium button batteries slide directly into LED Pillars and Floor modules for over 6 hours of continuous atmospheric candlelight and arcane glow.

100% Wire-Free CR2032 Lithium >6h Battery Life Snap-on Torches & Braziers
Official OpenLOCK Compatible Logo
Ecosystem Bridge

OPENLOCK COMPATIBILITY KIT

Not all modular systems are created equal. We designed 3D Legends with a dedicated hybrid compatibility kit to integrate seamlessly with the widely used OpenLOCK standard.

Includes a Hybrid Floor Transition Piece and a Hybrid Pillar Piece that allow a flush connection between 3DL and your existing OpenLOCK terrain collection — expanding your tabletop universe without replacing your past investments.

✦ Hybrid Floor Connector ✦ Hybrid Pillar Adapter ✦ Zero Filament Waste
System Architecture

Why DMs & Players Choose 3D Legends

Built from the ground up to solve the flaws of traditional static tabletop terrain.

CODEX I · MODULAR CORES ❖

Hot-Swappable Walls & 360° Traps

One structural frame adapts instantly with sliding inserts to become solid stone, oak doors, or portcullises with zero re-prints. Interlocking rotating chambers and swappable 5x5 pit hazard trapdoors enable dynamic mid-encounter puzzle layouts without disturbing miniatures.

CODEX II · SOLDERLESS LED ❖

100% No-Wire Lighting & OpenLOCK Bridge

Standard CR2032 lithium button batteries slide directly into concealed pillar and floor sockets for over 6 hours of continuous atmospheric torchlight. Dedicated hybrid adapter clips safeguard past terrain investments by linking flush to standard OpenLOCK setups.

CODEX III · BATTLE TESTED ❖

50mm True Tactical Precision & Proven

Calibrated specifically for 28mm and 32mm hero miniatures with recessed connector clips and clean grid lines. Masterbuilt, printed, and rigorously proven through countless hours of live dungeon crawls across major European conventions including PLAY — Festival del Gioco.

Master Blueprint Archives

Interactive Module Compendium

Search all official module blueprints, technical print specifications, and DM tabletop tactics. Filter by category or keyword in real time.

❖ SWIPE OR BROWSE ARCHIVES
Your Dungeon Awaits

Ready to Bring The Dungeon To Your Table?

3D Legends is designed to elevate your tabletop sessions from flat battlemats to living, breathing dungeon environments.