USP-S | Serum is a Classified-tier finish from The Arms Deal 2 Collection, available from CS:GO Weapon Case 2. Live prices across Buff, Skinport, CSFloat, DMarket and other markets, plus 30-day price history and per-wear listings.
A fan favorite from Counter-Strike Source, the Silenced USP Pistol has a detachable silencer that gives shots less recoil while suppressing attention-getting noise. It has been painted in a digital pattern with metallic paints of various reflectivities over a chrome base coat.
★ CLASSIFIED Use in Loadout Builder
Float preview not available
555 listings across 7 markets.
A fan favorite from Counter-Strike Source, the Silenced USP Pistol has a detachable silencer that gives shots less recoil while suppressing attention-getting noise. It has been painted in a digital pattern with metallic paints of various reflectivities over a chrome base coat.
Released in November 2013 in CS:GO Weapon Case 2 — a Day 1 Arms Deal Classified skin from the second-ever CS:GO weapon case.
Digital pattern in metallic paints of various reflectivities over a chrome base coat — the dual-reflectivity technique creates a shifting optical quality depending on viewing angle.
Classified from CS:GO Weapon Case 2 with a severely limited float range; Serum is a premium historical skin with strong collector demand driven by its combination of early-era prestige and float scarcity.
Classified — approximately 1-in-156 from CS:GO Weapon Case 2. StatTrak versions are available.
Sourced from CS:GO Weapon Case 2, available on the secondary market. Max float 0.25 means only Factory New (0–0.07), Minimal Wear (0.07–0.15), and limited Field-Tested (0.15–0.25) exist — no WW or BS.
Float range 0–0.25. FN, MW, and limited low FT only — no WW or BS. StatTrak available.
Custom paint — digital pattern in metallic paints of varying reflectivities over chrome base.
A foundational Classified from CS:GO's earliest content; the reflectivity technique gives Serum a premium visual quality and the heavily restricted float range focuses collector attention on FN and clean MW copies.
