Butterfly Knife | Gamma Doppler Emerald was added to the game on September 22, 2021, alongside the start of Operation Riptide. The skin is available in the Operation Riptide Case.
The blade is coated with metallic paints and adorned with a pattern of translucent wavy lines resembling smoke. The skin’s color scheme comprises various shades of green creating gradient transitions and resembling the texture of emerald. The handle remains unpainted and features dark green inserts.
The skin's Float Value ranges from 0.00 to 0.08, which makes it only available in Factory New and Minimal Wear conditions. Small abrasions are already present along the cutting edge in Factory New condition. At levels of wear close to the maximum, the number of abrasions increases slightly.
The pattern index affects the texture overlay. Rare or special variations of the pattern are absent.
The quality of Butterfly Knife | Gamma Doppler Emerald is Covert. The skin has a StatTrak option. This is the brightest, rarest, and most expensive phase in the “Butterfly Knife | Gamma Doppler” series.
“Gamma Doppler Emerald” is one of the most popular skins for Butterfly Knife. The skin has a very large number of fans, but due to a high price, it is rarely seen in the game.