UMP-45 | Mudder (Factory New) price — from $0.59 | CS2Price
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CS2Price › UMP-45 | Mudder › UMP-45 | Mudder (Factory New)

UMP-45 | Mudder (Factory New)

UMP-45 | Mudder (Factory New) — CS2 skin image, Consumer Grade rarity

UMP-45 | Mudder (Factory New) is a Consumer Grade CS2 skin from The 2018 Inferno Collection, float 0.06–0.07. Tracked on 9 markets: cheapest at $0.59 (LIS-SKINS), highest at $1.02, a 73% spread. Skin author: kr1j (per the Steam Workshop).

UMP-45Consumer GradeFactory New

All prices & listings →

$0.59cheapest · LIS-SKINS
73%spread between markets
$0.58instant sell · BUFF163
$0.89net when listed · Steam

The misunderstood middle child of the SMG family, the UMP45's small magazine is the only drawback to an otherwise versatile close-quarters automatic. It has been painted in a marbleized pattern.

Where to buy UMP-45 | Mudder (Factory New) cheapest

#MarketPrice
1LIS-SKINS$0.59
2Waxpeer$0.60
3CS.MONEY$0.61
4BUFF163$0.63
5Market.CSGO$0.64
6CSFloat$0.67
7YouPin898$0.68
8Skinport$0.75
9Steam$1.02

Full comparison with history, live listings and a float filter — on the UMP-45 | Mudder (Factory New) comparison page.

Sell instantly: buy orders

MarketOrderYou receive
BUFF163$0.60$0.58
Market.CSGO$0.08 × 8$0.08

"You receive" is net of the marketplace fee.

Price history

364759 2026-07-17: from $0.64 to $0.902026-07-18: from $0.59 to $0.702026-07-19: from $0.56 to $0.672026-07-20: from $0.54 to $0.712026-07-21: from $0.52 to $0.892026-07-22: from $0.47 to $0.712026-07-23: from $0.48 to $0.672026-07-24: from $0.51 to $0.662026-07-25: from $0.49 to $0.652026-07-26: from $0.48 to $0.672026-07-27: from $0.47 to $0.702026-07-28: from $0.48 to $0.902026-07-29: from $0.49 to $0.902026-07-30: from $0.51 to $0.922026-07-31: from $0.52 to $0.672026-08-01: from $0.54 to $0.662026-08-02: from $0.52 to $0.702026-08-03: from $0.48 to $0.922026-08-04: from $0.52 to $0.932026-08-05: from $0.50 to $0.692026-08-06: from $0.51 to $0.942026-08-07: from $0.51 to $0.932026-08-08: from $0.52 to $0.642026-08-09: from $0.50 to $0.662026-08-10: from $0.43 to $0.932026-08-11: from $0.52 to $0.652026-08-12: from $0.51 to $0.932026-08-13: from $0.51 to $0.942026-08-14: from $0.52 to $0.952026-08-15: from $0.54 to $0.662026-08-16: from $0.59 to $0.682026-08-17: from $0.53 to $0.962026-08-18: from $0.56 to $0.682026-08-19: from $0.60 to $0.672026-08-20: from $0.61 to $0.972026-08-21: from $0.57 to $0.952026-08-22: from $0.54 to $0.942026-08-23: from $0.59 to $0.722026-08-24: from $0.65 to $0.712026-08-25: from $0.63 to $0.742026-08-26: from $0.63 to $0.732026-08-27: from $0.65 to $0.752026-08-28: from $0.60 to $0.762026-08-29: from $0.59 to $0.692026-08-30: from $0.57 to $0.692026-08-31: from $0.60 to $0.702026-09-01: from $0.60 to $0.742026-09-02: from $0.59 to $0.702026-09-03: from $0.58 to $0.68 2026-07-17 2026-08-10 2026-09-03
-9.1%over 49 days
$0.43low · 2026-08-10
$0.65high · 2026-08-27
2,018price samples

Other wears and versions

Minimal Wear — $0.02 Field-Tested — $0.01 Well-Worn — $0.01 Battle-Scarred — $0.01 Souvenir Factory New — $0.74 Souvenir Minimal Wear — $0.06 Souvenir Field-Tested — $0.02 Souvenir Well-Worn — $0.06 Souvenir Battle-Scarred — $0.03

All UMP-45 | Mudder wears on one page →

All listings & prices in the app

FAQ

Who created the UMP-45 | Mudder skin?
kr1j — author of the Steam Workshop submission this skin is based on. Matched by submission name; Valve provides no official attribution for it.
How much does UMP-45 | Mudder (Factory New) cost?
The lowest price is $0.59 on LIS-SKINS; the highest we track is $1.02. That is a 73% spread between markets.
What is the float range of Factory New?
From 0.06 to 0.07. The skin's full range is 0.06–0.8.
Where is UMP-45 | Mudder (Factory New) cheapest to buy?
Right now the best price is on LIS-SKINS at $0.59. We compare 9 marketplaces plus Steam; prices refresh automatically.
How much can I get for UMP-45 | Mudder (Factory New) instantly?
Selling into the buy order on BUFF163 nets $0.58 after the 3% fee.
How much would listing it for sale bring?
The best market is Steam: $1.02 list price, $0.89 net after fees.
Is the UMP-45 | Mudder (Factory New) price going up or down?
Over the last 49 days it fell by 9.1%. Low $0.43 (2026-08-10), high $0.65 (2026-08-27), based on 2018 price samples.
What floats are currently listed?
72 live listings: floats from 0.0604 to 0.0698, median 0.0662. 6 of them are below 0.063.

Collection

The 2018 Inferno Collection MP5-SD | Dirt Drop MP9 | Slide AUG | Sweeper MAG-7 | Rust Coat PP-Bizon | Candy Apple MAC-10 | Calf Skin R8 Revolver | Nitro Glock-18 | High Beam SSG 08 | Hand Brake M4A4 | Converter

Prices updated: 1 min ago ·

Prices are aggregated from 11 marketplaces into our own database and refresh automatically; USD values are converted from RUB at the current central-bank rate. CS2Price does not sell items — we compare prices and compute profitable trade-up contracts. Not affiliated with Valve.