[1] Despite being designed for collectors and survivalists, the appearance of zombie knives led to their increasing usage in criminality.
[2] The original set of six knives named: Kharon, Acheron, Famine, War, Pestilence and Death featured distinct neon-green handles and a bio-hazard symbol.
Responding to the figures, the Metropolitan Police outlined the sale of zombie knives on the dark web as a contributing factor.
In Northern Ireland it is an either way offence with a maximum sentence of four years' imprisonment, or 12 months if tried summarily.
The Criminal Justice Act 1988 (Offensive Weapons) (Amendment, Surrender and Compensation) (Scotland) Order 2022 makes similar provision to the 2016 order in Scotland, and also established a three month period in which the knives could be surrendered to the police in exchange for compensation.