Optical debris can be detected by reflected sunlight when the debris object is sunlit while the ground below is dark.

Dark eyes, dark hair and a dark suit.

It's dark in here. I like the dark.

Dark hair, thin, dark eyes.

I summon the Dark Magician and Dark Magician with boobies.

The dark!

In the dark?

The dark sleep.

He trusted me. He used to sit in the dark, the eternal dark...

Dark

Dark

Dark.

Dark?

Now black holes are dark against a dark sky.

Dark Magician and Dark Magician with big boobies, use Dark Magic Twin Burst to destroy Malefic Paradox Dragon!

One of them you heard about dark matter, dark energy.

He was about 6 foot tall, dark hair, dark eyes...

Stumbling in the Dark

The sky turned dark.

The nasty, dark one.

Keep the place dark.

The night was dark.

The world is dark

The world is dark

Sitting in the dark.

Why the dark glasses?

I'm dragging you into a dark hallway... because I'm scared of the dark tonight.

Dark green.

Dark green.

Dark green.

Dark green.

Dark Red

Dark Green

Dark Blue

Dark Cyan

Dark Magenta

Dark Yellow

Dark Gray

Dark red

Dark yellow

Dark Pastels

dark nebula

Dark terrain

Dark Gray

Dark color