StatTrak™ 穿肠刀（★） | 多普勒 (略有磨损)

The ★ StatTrak™ Gut Knife | Doppler is an exquisitely designed skin with a dark colour scheme. It's part of the Shadow Case collection and released in September 2015.

As a 'Covert' skin, it is considered extremely rare and has a low drop chance. The StatTrak™ feature and its attractive design make it more desirable for players.

First released during the Shadow Case update, the ★ StatTrak™ Gut Knife | Doppler quickly stood out for its elegant appearance.

Due to its striking design and the coveted StatTrak™ feature, the Doppler is a popular choice among both competitive and casual players. It's often seen in professional matches.

This skin fits all variations of the Gut Knife melee weapon.

The skin boasts a sleek, dark aesthetic, accented with lighter details for contrast. The Doppler patterns can vary, making each skin somewhat unique.

First released as a part of the Shadow Case update, which introduced several other new skins and updates to the game.

The Doppler skin has a variety of 'phases' or variations, which are artistically distinct but equal in terms of value and rarity.

Designed by Valve.

The skin showcases a visually engaging gradient design, with complex color patterns that change depending on the phase of the Doppler.

The ★ StatTrak™ Gut Knife | Doppler is rated highly by players for its premium look and the addition of the StatTrak™ feature, which counts the number of kills made with the knife.

The Doppler skin marked one of the first instances of variance in design for a singular knife skin, introducing the concept of 'phases' which later influenced other knife skin designs.

The skin's popularity stems from the rare StatTrak™ feature, its varying Doppler phases, and the prestige of wielding a rare melee weapon skin in gameplay.

The skin was released during the Shadow Case update, which itself was a significant event that introduced several game improvements and new skins.

The Doppler required careful design consideration to ensure the variants were visually distinct but equal in perceived value, offering a unique take on knife skins.

The different phases of the Doppler represent the predictable variation and volatility of the nebula it takes inspiration from - embodying the chaos and unpredictability inherent in battle.

Due to its rarity and variance, players are often excited and eager to acquire different phases of the Doppler, creating an emotional attachment.

This skin has inspired both players and designers alike with its unique application of variant designs within a single skin.

Gut Knife | Doppler, being visually distinctive and rare, is often featured in major esports matchups and tournaments.

Stories abound of players' joy or disappointment at unboxing various phases of the Doppler, contributing to its legend in the community.