★ Survival Knife | Doppler Phase 4 (Minimal Wear)
Phases
Marketplace distribution
Marketplaces: 9 Offers: 74
Other
Offers: 1
1.4%
Liquidity
Estimated from sales and current active offers.
Medium
Price statistics
7 days
1 month
3 months
1 year
Price history
Minimum, average, median, and maximum across marketplaces.
Inspect Skin
About the item
Description
“Survival Knife | Doppler Phase 4” is a fixed knife with a broad blade, a serrated spine section and a hook near the point. The finish covers the main face; cut-outs shape the outline and cast extra shadows. This blade particularly benefits from close inspection.
Phase 4 combines blue areas with dark bands, creating a cool and contrasting appearance. Broad blue coverage can look very different from several smaller strips, even though both examples belong to the same intended variant.
History
The Doppler treatment expanded the Survival Knife’s appearance while keeping the hook and serrated spine. It changed the artwork on an existing model. It does not turn a Gut Knife into a Survival Knife: their constructions remain different.
The number completes Doppler’s numbered group rather than marking a final upgrade. Sapphire exists alongside it as a different design. Their shared blue appearance makes the full Phase 4 identification important on this model.
Survival Knife | Doppler Phase 4 appeared in the game on Mar 31, 2025.
Rarity
This Survival Knife is among the rare knives in its case. The hook and serrations are construction details rather than signs of rare artwork. Assess skin quality, phase and preservation separately for the particular item.
Extensive blue coverage does not reclassify this Phase 4 item as Sapphire. The variants remain separate even when their thumbnails look similar. Confirm the finish before assessing an unusually attractive layout or comparing prices.
Rarity: Covert.
Characteristics
Inspect the Survival Knife’s broad face, hook edges and serrated spine section. Cut-outs create narrow shadows that change when turned. One dark view is insufficient for judging the blade artwork and condition.
Look at where blue runs across the surface and how dark areas interrupt it. A highlight can briefly brighten a dark band and suggest more uniform blue. Turning the item reveals the boundaries that persist under different light.
Recognition
The Survival Knife is recognizable by its broad fixed blade, hook and serrated spine. These features create a more complex outline than the simple Paracord Knife. Its finish appears most clearly across the broad central face.
Its appeal comes from visible blue balanced by dark contrast, not only a resemblance to Sapphire. Compared with Phase 3, the overall palette is more blue-focused. Consider the complete artwork rather than one isolated bright strip.
Availability
In Survival Knife listings, check the point, cut-out and base near the handle. Striking central colour does not show the preservation of every edge. Compare the same phase on this model while keeping editions separate.
Check both sides if a broad blue area matters to you. A listing image may favour the best view. Keep Phase 4 and Sapphire comparisons separate, then match condition and edition within the selected design.
Origin
This Survival Knife finish is connected to the Fever Case. It is not created by modifying a different hooked knife. Trading preserves the blade construction, chosen phase and colour placement on the metal.
Blue and dark areas belong to one Phase 4 artwork. A dark strip is not evidence of repainting, and a large blue section does not mean the item originated as Sapphire. The pattern is an intended finish on this model.
The item can be obtained from these containers: Fever Case.
Versions
The standard Survival Knife and StatTrak edition retain the hook, serrated spine and animations. The counter does not change those features. Assess surface and edges separately from the particular finish phase.
Distinguish dark artwork from actual surface wear when choosing condition. A small picture can make them look similar. A counter or cleaner surface does not guarantee any particular amount of blue in this Phase 4 example.
Available conditions: Factory New, Minimal Wear.