What sound was 'This Mortal Coil' known for?
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.

### Instruction:
What sound was 'This Mortal Coil' known for?

### Input:
This Mortal Coil were a British music collective led by Ivo Watts-Russell, founder of the British record label 4AD.[4] Although Watts-Russell and John Fryer were the only two official members, the band's recorded output featured a large rotating cast of supporting artists, many of whom were otherwise associated with 4AD, including members of Cocteau Twins, Pixies and Dead Can Dance.[5] The project became known for its gothic, dream pop sound, and released three full albums, beginning in 1984 with It'll End in Tears.[6]

### Response:

This Mortal Coil were a British music collective led by Ivo Watts-Russell, founder of the British record label 4AD.[4] Although Watts-Russell and John Fryer were the only two official members, the band's recorded output featured a large rotating cast of supporting artists, many of whom were otherwise associated with 4AD, including members of Cocteau Twins, Pixies and Dead Can Dance.[5] The project became known for its gothic, dream pop sound, and released three full albums, beginning in 1984 with It'll End in Tears.[6]
This Mortal Coil known for its gothic, dream pop sound.