Idea is to make an equipment like torch, which should emit darkness.. Is it possible?
70023
A black torch to darken everything
31554
Does waving a magnet around create light?
56167
How to use mirror ball to light a scene?
135762
Can I do anything in A Dark Room?
69647
Making a Laser in Cycles - Straight Beam of Light?
137673
Energy for burning things!
21109
How to illuminate the darkness inside glass objects in Cycles?
79051
Object emit light distance
107970
Laser, wire, and a circle of light
143758
Shine a light into a superconductor
67276
How can I achieve glow effects similar to those in  WoW?
97602
How to make an object emit light in Cycles?
32532
how to model the exponential growth of luminosity when you flick a light on
57531
How can I make a simple volumetric light on Cycles?
1656
What's the easiest way to set up a LAMP stack?
19885
Lighting in a Minecraftian World
40542
From where electrons flow to make a bulb light?