The Gamma Doppler version of the Glock-18 was introduced in the Gamma Collection released in 2017, available through case openings during the operation cycle. It is a coveted skin due to its distinctive pattern.

This skin displays a swirling, vibrant pattern with hues of green, red, and pink, giving it a plasma-like, iridescent appearance. The primary colors shift depending on the angle and lighting.

Gamma Doppler skins are highly popular due to their striking visual effects and rarity. The Glock-18 Gamma Doppler is considered a desirable skin among collectors and players alike.