Worst-case scenario: the UEd Goblin wipes the map and burns down your house.

UE1:Primitive (U1)

From Unreal Wiki, The Unreal Engine Documentation Site
Jump to: navigation, search
U1 Object >> Primitive (native-only)
Package: 
Engine
Direct subclass:
Mesh
This class in other games:
RTNP, UT, U2, U2XMP, UT2003, UT2004

The base class for 3D primitives, like vertex meshes, static meshes or terrain.