Sparks from electrical wires.
Smoke is used to show that the door does not function.
Lightsources used to make the light seem more real, it therefore reflects onto the objects.
More use of lightsources and static meshes which adds to the environment.
Fully functional working door created in Unreal Matinee and scripted to open and close upon entering or leaving the trigger.
Gas pumping stations which fits the warehouses environment.
Backup power generators to give the building some explanation as to how it gets its source of energy.
Lamps placed into the wall to give the room some lighting so it was not completely dark.
More lamps. I love lamp.
