Gameplay

Terrain

The Terrain System allows you to create expansive outdoor environments quickly and easily in your scenes.

The pages in this section explain how to get started and all the various built-in options for Terrain and how to use them.

The Terrain System is a work in progress, here's what is supported and what's not right now.

Feature NameSupportedNot SupportedNotes
Real-time editing✅Basic sculpting tools & 2 layer texture painting
Import Heightmaps✅Import from World Machine, GeoGen, Gaia. Anything that can export a 16 bit heightmap.
Level of Detail✅Very large landscapes possible
Multi-Layer PBR Materials✅Support up to 32 materials.<br>Can import multiple splatmaps.
Material Height Blending✅
Material Anti-Tiling✅
Physics Materials✅Physics properties are applied per material used: footstep sounds, bounciness, etc.
Foliage✅Grass & scatter meshes
Trees✅
Holes✅
Nav Mesh✅
Displacement✅Vertex displacement

Source: Facepunch/sbox-docs (CC-BY-4.0) · updated 2026-03-11. Read it rendered on the official docs.

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