Stickleback. (2000 AD The Ultimate Collection, #65).

Throughout the streets of turn-of the-century London there's a name whispered in hushed tones. Some call him a ghost, a legend, the boogeyman of children’s nursery rhymes. But for the denizens of the capital’s criminal underworld, the figure of Stickleback is all too real – and you cross him at your peril!