Details
- Weapon
- UMP-45
- Float range
- 0.00 – 0.70
- Category
- SMGs
- Paint index
- 1387
- Legacy model
- No
- Pattern
- Warm Blooded
- Side
- Both Teams
- Trade-up contracts
- Eligible
Colours
Red 56%
Orange 19%
Gray 13%
Other 12%
Market activity
- Liquidity
- 87 / 100
- Strong
- Popularity
- 66 / 100
- Fair
Demand 98
Cost to sell 44
Speed to sell 99
Market supply 76
Sales velocity 92
Community interest 85
Steam order book
C tier liquidity- Highest buy order
- $0.20
- Lowest sell listing
- $0.24
- Spread
- $0.0416.67%
8.5k buy orders 41 sell listings
Where it comes from
Renders
Well-Worn
Game files
The textures CS2 builds this skin from, extracted from the game files.
Anodized — pattern + paletteA base pattern recoloured by the palette below — same design, different colours.
Palette
Mil-Spec Grade 
The Harlequin Collection
The Harlequin CollectionUMP-45 Warm Blooded (Well-Worn)
Well-Worn
Lowest price
$0.14
on 
White.Market, the cheapest of 15 markets $0.04 less than Steam
- Median
- $0.15
- 24 hours
- 0.0%
-
- 7 days
- −6.3%
-
- 30 days
- −11.8%
-
820 listings across all markets
Marketsfor UMP-45 | Warm Blooded (Well-Worn)
15 with a price- White.Market Lowest86 listed $0.14 Buy
CSBoard145 listed $0.14 Buy
ShadowPay31 listed $0.15 Buy
Waxpeer41 listed $0.15 Buy
BUFF16337 listed $0.15 Buy
Skins.com2 listed $0.15 Buy
CS.MONEY— $0.15 Buy
HaloSkins59 listed $0.15 Buy
27 markets without a price
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Price historyof UMP-45 | Warm Blooded
$0.15
−11.8% over 30D·median across markets
Oct 1, 2026 Oct 31, 2026
Price by float
The lowest price you can buy at, across markets, for each float. Jumps at the wear boundaries are real.
$0.15
cheapest at float 0.3800 · typical $0.15–$0.19 · 3 listings on 2 markets nearby
0.380.400.430.45
Cheapest
| Float range | Lowest price | Listings |
|---|---|---|
| WW 0.38 – 0.40 | $0.15 | |
| 0.40 – 0.42 | $0.15 | |
| 0.42 – 0.45 | $0.15 |
In short
Origin
The UMP-45 | Warm Blooded is part of the The Harlequin Collection collection.
Rarity
The UMP-45 | Warm Blooded has a Mil-Spec Grade rarity and is categorised as SMGs.
Availability
The cheapest UMP-45 | Warm Blooded (Well-Worn) is $0.14 on White.Market, with prices across 15 markets ranging up to $0.77.
Price trend
Over the last 30 days the cross-market median price of the UMP-45 | Warm Blooded (Well-Worn) went from $0.17 to $0.15 (−11.8%), with a low of $0.14 on Oct 30 and a high of $0.19 on Oct 3. That is −6.3% over the last 7 days. On the Steam Community Market the highest buy order is $0.20 and the lowest listing is $0.24 (8,503 buy orders, 41 listings).
Versions
The float value ranges from 0.00 to 0.70, available in all five wear conditions. It also has a Souvenir version.
Finish Style
This UMP-45 features the Warm Blooded design.
Planning a contract with UMP-45 | Warm Blooded? Simulate output floats, odds and profit in the CS2 trade-up calculator.
Guides
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UMP-45 | Warm Blooded — Frequently Asked Questions
How much does the UMP-45 | Warm Blooded (Well-Worn) cost?
As of Oct 2026, the cheapest UMP-45 | Warm Blooded (Well-Worn) costs $0.14 on White.Market. CSSkinLab compares live prices across 15 CS2 marketplaces so you always see the cheapest offer first.
What is the float range of the UMP-45 | Warm Blooded (Well-Worn)?
The UMP-45 | Warm Blooded (Well-Worn) has a float range of 0.00 – 0.70. Lower floats mean less visible wear on the skin. The UMP-45 | Warm Blooded exists in 5 wear tiers: Factory New, Minimal Wear, Field-Tested, Well-Worn and Battle-Scarred.
Does the UMP-45 | Warm Blooded come in StatTrak™ or Souvenir?
The UMP-45 | Warm Blooded also drops as a Souvenir version from tournament packages, but it does not exist in StatTrak™.
Can I use the UMP-45 | Warm Blooded (Well-Worn) in a trade-up?
Yes. The UMP-45 | Warm Blooded (Well-Worn) can be used as an input in a trade-up contract: combine ten Mil-Spec Grade skins to receive one skin of the next rarity tier. Use the CSSkinLab trade-up calculator to find the best inputs and simulate float outcomes and ROI, or work backwards from a target skin with the reverse calculator.
Where does the UMP-45 | Warm Blooded drop from?
It belongs to the The Harlequin Collection. You can also buy it directly from community marketplaces, usually for less than the cost of opening cases.
What rarity is the UMP-45 | Warm Blooded?
The UMP-45 | Warm Blooded is a Mil-Spec Grade rarity skin. Rarity determines how often it drops and which trade-up contracts it fits into.