M9 Bayonet | Stained was added to the game on August 14, 2013, alongside "The Arms Deal" update. The skin is available in 11 cases released in 2013-2015.
The blade of the knife and the guard are treated with acid to obtain gray and light yellow stains of patina. The handle remains unpainted.
Effect of float
Float Value of M9 Bayonet | Stained is unlimited, which makes the skin available in all conditions. Scratches and abrasions do not appear on the body of the knife. At levels of wear close to the maximum, the layer of patina becomes significantly darker.
The quality of M9 Bayonet | Stained is Covert. The skin has a StatTrak option and belongs to the "Stained" series.
M9 Bayonet | Stained is quite popular and is often seen in the game due to a relatively low price
The pattern index affects the overlay of the skin texture. Special or rare variations of the pattern are absent.