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 Souvenir UMP-45 | Mudder (Factory New) cost?

The lowest price is $0.74 on BUFF163; the highest we track is $5.58. That is a 653% 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 Souvenir UMP-45 | Mudder (Factory New) cheapest to buy?

Right now the best price is on BUFF163 at $0.74. We compare 9 marketplaces plus Steam; prices refresh automatically.

How much can I get for Souvenir UMP-45 | Mudder (Factory New) instantly?

Selling into the buy order on Market.CSGO nets $0.58 after the 5% fee.

How much would listing it for sale bring?

The best market is CSFloat: $1.60 list price, $1.57 net after fees.

Is the Souvenir UMP-45 | Mudder (Factory New) price going up or down?

Over the last 49 days it fell by 5.1%. Low $1.23 (2026-08-31), high $3.73 (2026-07-18), based on 789 price samples.

What floats are currently listed?

5 live listings: floats from 0.0601 to 0.0691, median 0.0610. 3 of them are below 0.062.

CS2Price › UMP-45 | Mudder › Souvenir UMP-45 | Mudder (Factory New)

Souvenir UMP-45 | Mudder (Factory New)

Souvenir 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 $0.74 (BUFF163), highest at $5.58, a 653% spread. Skin author: kr1j (per the Steam Workshop).

UMP-45Consumer GradeFactory NewSouvenir

All prices & listings →

$0.74cheapest · BUFF163

653%spread between markets

$0.58instant sell · Market.CSGO

$1.57net when listed · CSFloat

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 Souvenir UMP-45 | Mudder (Factory New) cheapest

#	Market	Price
1	BUFF163	$0.74
2	YouPin898	$1.16
3	CS.MONEY	$1.35
4	CSFloat	$1.60
5	Skinport	$1.64
6	Steam	$2.89
7	Waxpeer	$5.57
8	Market.CSGO	$5.58
9	LIS-SKINS	$19.04

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

Sell instantly: buy orders

Market	Order	You receive
Market.CSGO	$0.61 × 213	$0.58
BUFF163	$0.33	$0.32

"You receive" is net of the marketplace fee.

Price history

-5.1%over 49 days

$1.23low · 2026-08-31

$3.73high · 2026-07-18

789price samples

Other wears and versions

Factory New — $0.59 Minimal Wear — $0.02 Field-Tested — $0.01 Well-Worn — $0.01 Battle-Scarred — $0.01 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 Souvenir UMP-45 | Mudder (Factory New) cost?: The lowest price is $0.74 on BUFF163; the highest we track is $5.58. That is a 653% 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 Souvenir UMP-45 | Mudder (Factory New) cheapest to buy?: Right now the best price is on BUFF163 at $0.74. We compare 9 marketplaces plus Steam; prices refresh automatically.
How much can I get for Souvenir UMP-45 | Mudder (Factory New) instantly?: Selling into the buy order on Market.CSGO nets $0.58 after the 5% fee.
How much would listing it for sale bring?: The best market is CSFloat: $1.60 list price, $1.57 net after fees.
Is the Souvenir UMP-45 | Mudder (Factory New) price going up or down?: Over the last 49 days it fell by 5.1%. Low $1.23 (2026-08-31), high $3.73 (2026-07-18), based on 789 price samples.
What floats are currently listed?: 5 live listings: floats from 0.0601 to 0.0691, median 0.0610. 3 of them are below 0.062.

Collection

Prices updated: 5 min ago · 9/4/2026, 12:33:10 AM

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.