Sinister Dexter//Volume Two. (2000 AD The Ultimate Collection, #68).

Downlode criminal Queenpin Demi Octavo has ruled the Metropolis's underworld for years – but now certain factions amongst the rival gangs are challenging her authority. The city looks set to explode into violence unless Demi’s chief whack-merchants Finnigan Sinister and Ramone Dexter can bring order to the streets...