Shadow Daggers | Doppler Phase 4 (Huntsman P4) were added to the game on March 15, 2017, alongside the "Take a trip to the Canals" update. The skin is available in cases "Spectrum" and "Spectrum 2".
The blades of the knives are painted with metallic paints and adorned with a pattern of translucent wavy lines resembling smoke. The color scheme of the skin uses various shades of blue, brown and black creating gradient transitions. The handles are painted blue.
Float Value of the skin ranges from 0.00 to 0.08, which makes Shadow Daggers | Doppler Phase 4 available only in Factory New and Minimal Wear condition. At levels of wear close to the maximum, small abrasions appear on the tips of the blades and on the guards.
The pattern index affects the ratio of colors as well as the location of blue, brown and black areas. Pattern variations with a predominance of blue on the play side of the blades are titled “BTA Blue”. Knives with only blue color on the blades resemble Shadow Daggers | Doppler Sapphire and are titled “Max Blue”.
The quality of Shadow Daggers | Doppler Phase 4 is Covert. The skin has a StatTrak option and is close to phases 1 and 3 in terms of rarity. The skin belongs to the "Shadow Daggers | Doppler" series.
Due to a relatively low price, Shadow Daggers | Doppler Phase 4 became one of the most popular and common skins in the “Doppler” series.