★ Butterfly Knife | Gamma Doppler (Factory New) - Phase 4

The price of ★ Butterfly Knife | Gamma Doppler (Factory New) - Phase 4 is influenced by several key factors: Exterior (Wear Tier) — Factory New commands the highest price, while Battle-Scarred is typically the most affordable. Float Value — Even within the same exterior, a lower float usually means a cleaner look and a higher price. Pattern Index — For skins like Doppler, Fade, or Case Hardened, specific patterns (e.g., Phase 2, full fade, blue gem) can multiply the value significantly. Stickers Applied — Rare or expensive stickers (especially Katowice 2014) can add substantial value. StatTrak™ — StatTrak™ variants typically cost more than their non-StatTrak counterparts. Supply & Demand — Limited drops, case discontinuations, or community hype can shift prices rapidly.