Each price is the total you pay, buyer fees included. The dot shows how well the venue fits your region. How we price →
Steam
Steam buy order
Officialinstant · stays in Steam Wallet — not withdrawable
$0.460
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No tracked buyback quote for this variant in the current snapshot.
You can still sell it for a real-money payout on: Lis Skins (10% fee) · ShadowPay (5% fee) · CS.MONEY (5% fee) · CSFloat (2% fee) — the venue’s seller fee comes off your payout.
Across 26 markets the WW floor moved +75% in 202 days: $0.020 → $0.035.
Cheapest venue vs Steam right now: $0.015 apart (30%).
Sources: Valve item data · our 26-market price snapshot.
How much does UMP-45 (Mudder) cost?
The current floor for UMP-45 (Mudder) is $0.035, compared across 26 marketplaces with fees included. By wear: FN $0.899 · MW $0.040 · FT $0.023 · WW $0.035 · BS $0.027. Steam asks $0.050 for the same listing.
Does UMP-45 (Mudder) come in StatTrak or Souvenir?
Yes — this skin also trades as Souvenir (from $0.035). Use the Quality pills above to switch; every number on the page recalculates for the selected variant.
How do I get UMP-45 (Mudder)?
It drops from London 2018 Inferno Souvenir Package (the container itself trades from $10.73), or you can buy it directly from $0.035 on the marketplaces above — buying a specific skin is almost always cheaper than opening containers for it.
London 2018 Inferno Souvenir Package
Inspect a WW copy in game 
