USP-S | Serum: trade up odds, float & price
Classified Pistols skin from the Arms Deal 2 Collection. Float range 0.00 – 0.25, available in Factory New, Minimal Wear, Field-Tested. You can get it from a trade up of 10 Restricted skins of the Arms Deal 2 Collection with a 50% chance per contract.
USP-S | Serum price by wear
| Wear | Float | Price | StatTrak™ |
|---|---|---|---|
| Factory New (FN) | 0.000 – 0.070 | … | … |
| Minimal Wear (MW) | 0.070 – 0.150 | … | … |
| Field-Tested (FT) | 0.150 – 0.250 | … | … |
How to trade up into the USP-S | Serum
Put 10 Restricted skins from the Arms Deal 2 Collection into a trade up contract. The collection has 2 Classified skins, so with all 10 inputs from this collection the Serum has a 50% chance (the other outcome is P90 | Cold Blooded). Mixing in another collection lowers the chance in proportion to the inputs you replace.
- Inputs (Restricted): Dual Berettas | Hemoglobin, Five-SeveN | Case Hardened, MP9 | Hypnotic, Nova | Graphite.
- Factory New result: average normalised input float ≤ 0.2800.
- Minimal Wear result: average normalised input float ≤ 0.6000.
- Output float: 0.00 + average × 0.25 – see the float guide.
Cheapest USP-S | Serum trade ups right now
10 identical Restricted inputs from the Arms Deal 2 Collection at today’s prices. Every contract below has a 50% chance of this skin – open one to change floats, wear or fee.
Open in the calculator (auto-builds the cheapest contract)
What the USP-S | Serum trades up into
10 Classified skins from the Arms Deal 2 Collection give one of 1 Covert skin, each with a 100% chance:
USP-S | Serum FAQ
What collection is the USP-S | Serum from?
The USP-S | Serum is a Classified skin from the Arms Deal 2 Collection. Its float range is 0.00 – 0.25, so it exists in Factory New, Minimal Wear, Field-Tested.
What are the odds of getting the USP-S | Serum from a trade up?
With all 10 inputs from the Arms Deal 2 Collection the chance is 1 ÷ 2 = 50%. Each input from another collection removes 10% of that chance and adds outcomes from the other collection.
What float do I need for a Factory New USP-S | Serum?
The average normalised input float must be at most 0.2800. Output float = 0.00 + average × 0.25.
What does the USP-S | Serum trade up into?
10 Classified skins from the Arms Deal 2 Collection give a random Covert skin from the collection: SSG 08 | Blood in the Water (100% each).
More Arms Deal 2 Collection skins
All Arms Deal 2 Collection skins and odds → · All USP-S skins →