The series has also had some share of criticism, including concern for the increasingly dark tone.

As the strip continued the tone became increasingly dark.

The series grew increasingly dark, and over the last few years there was a growing sense that she was coming to the end of the trail.

Hoping she was indeed following in Tom's footsteps, Eve made her way along an increasingly dark route.

But these were increasingly dark days for the block and the city.

During the early 1980s, the band's increasingly dark and tormented music helped form the gothic rock genre.

Their sound became increasingly dark and sophisticated over the years.

It's a comforting debut bringing light into an increasingly dark world.

Under the yellow, the skies became increasingly dark, and the rain that had been threatening finally was about to arrive.

The sky had been growing increasingly dark, and I felt the first few spatters of rain.