--- title: "20/80 Mantekas case on Skin.club: odds, RTP & drops" description: "20/80 Mantekas ($9.44) on Skin.club, a CS2 case site: no published odds, observed 113.80% over 1,109 openings in 30 days. Independent and free, no sign-up." url: https://gambatracker.com/cases/skinclub/cc-17dfed01b rendered: 2026-11-12T05:12Z --- [Case sites](https://gambatracker.com/case-sites) / [Skin.club](https://gambatracker.com/case-sites/skinclub) / [20/80 Mantekas](https://gambatracker.com/cases/skinclub/cc-17dfed01b) # [Skin.club](https://gambatracker.com/case-sites/skinclub) · 20/80 Mantekas A case on Skin.club, first seen 3 Nov 2026. Every value is Skin.club's own item price. [24h](https://gambatracker.com/cases/skinclub/cc-17dfed01b?window=24h) [7d](https://gambatracker.com/cases/skinclub/cc-17dfed01b?window=7d) [30d](https://gambatracker.com/cases/skinclub/cc-17dfed01b) [All](https://gambatracker.com/cases/skinclub/cc-17dfed01b?window=all) Price · $9.44 Advertised RTP · — · no catalog Observed RTP, 30d · 113.80% · 1,109 openings, sample method Variance · — · needs odds Tail share · — · needs odds Below price · — · needs odds ## Advertised vs observed · per window, 95% band and the advertised marker observed, 95% band outside band small sample 24 hours · 295 openings · below min 7 days · 981 openings · below min 30 days · 113.80% ±45.46 1,109 openings since tracking started · 113.80% ±45.46 1,109 openings 56.0% 134.0% 212.0% ## Windows · the test per window | Window | Openings | Observed | Dev. | Method | | --- | --- | --- | --- | --- | | [24h](https://gambatracker.com/cases/skinclub/cc-17dfed01b?window=24h) | 295 | 134.09% ±77.3 | — | sample | | [7d](https://gambatracker.com/cases/skinclub/cc-17dfed01b?window=7d) | 981 | 102.10% ±40.7 | — | sample | | [30d](https://gambatracker.com/cases/skinclub/cc-17dfed01b) | 1,109 | 113.80% ±45.5 | — | sample | | [All](https://gambatracker.com/cases/skinclub/cc-17dfed01b?window=all) | 1,109 | 113.80% ±45.5 | — | sample | Enough sample: 100 openings and 5 expected rare hits (odds method) or 1,000 openings (sample method). ## Items, odds and values · none published **No catalog** Skin.club publishes no catalog; the case is known from the drops that named it. Values are Skin.club's own item prices; EV share = odds × value ÷ EV. Hot / cold compares observed drops of each item with odds × openings; small expected counts are left blank. ## Biggest drops · from this case, by value [★ Skeleton Knife | Doppler (Factory New) (Factory New) (Sapphire) knife · Immortal · Sapphire](https://gambatracker.com/items/skeleton-knife-doppler-factory-new-factory-new-sapphire) Hidden $9.44 $1,290 136.7x 2026-11-03 02:17 UTC [★ Skeleton Knife | Doppler (Factory New) (Factory New) (Sapphire) knife · Immortal · Sapphire](https://gambatracker.com/items/skeleton-knife-doppler-factory-new-factory-new-sapphire) Hidden $9.36 $1,285 137.3x 2026-11-07 07:16 UTC [★ M9 Bayonet | Slaughter (Minimal Wear) knife · covert](https://gambatracker.com/items/m9-bayonet-slaughter-minimal-wear) Hidden $9.36 $709 75.74x 2026-11-04 03:08 UTC [★ M9 Bayonet | Slaughter (Minimal Wear) knife · covert](https://gambatracker.com/items/m9-bayonet-slaughter-minimal-wear) [808BigBotogang](https://gambatracker.com/players/skinclub/808BigBotogang) $9.35 $706 75.51x 2026-11-09 02:59 UTC [★ M9 Bayonet | Slaughter (Minimal Wear) knife · covert](https://gambatracker.com/items/m9-bayonet-slaughter-minimal-wear) Hidden $9.17 $703 76.69x 2026-11-12 03:33 UTC [★ M9 Bayonet | Slaughter (Minimal Wear) knife · covert](https://gambatracker.com/items/m9-bayonet-slaughter-minimal-wear) Hidden $9.16 $701 76.52x 2026-11-12 02:38 UTC ## Latest drops · newest first [All Latest drops →](https://gambatracker.com/drops?casino=skinclub&case=cc-17dfed01b) [Sticker | Fluxo | Budapest 2025 sticker · Rare](https://gambatracker.com/items/sticker-fluxo-budapest-2025) Hidden $9.19 $0.02 0.00x 2026-11-12 03:55 UTC [Sticker | Fluxo | Budapest 2025 sticker · Rare](https://gambatracker.com/items/sticker-fluxo-budapest-2025) [808BigBotogang](https://gambatracker.com/players/skinclub/808BigBotogang) $9.19 $0.02 0.00x 2026-11-12 03:55 UTC [M4A4 | Full Throttle (Battle-Scarred) weapon · red](https://gambatracker.com/items/m4a4-full-throttle-battle-scarred) Hidden $9.19 $24.62 2.68x 2026-11-12 03:55 UTC [CZ75-Auto | Yellow Jacket (Minimal Wear) weapon · classified](https://gambatracker.com/items/cz75-auto-yellow-jacket-minimal-wear) Hidden $9.19 $8.42 0.92x 2026-11-12 03:55 UTC [Sticker | Fluxo | Budapest 2025 sticker · Rare](https://gambatracker.com/items/sticker-fluxo-budapest-2025) Hidden $9.19 $0.02 0.00x 2026-11-12 03:54 UTC [Sticker | Fluxo | Budapest 2025 sticker · Rare](https://gambatracker.com/items/sticker-fluxo-budapest-2025) [808BigBotogang](https://gambatracker.com/players/skinclub/808BigBotogang) $9.19 $0.02 0.00x 2026-11-12 03:54 UTC [CZ75-Auto | Yellow Jacket (Minimal Wear) weapon · classified](https://gambatracker.com/items/cz75-auto-yellow-jacket-minimal-wear) Hidden $9.19 $8.42 0.92x 2026-11-12 03:54 UTC [Sticker | Fluxo | Budapest 2025 sticker · Rare](https://gambatracker.com/items/sticker-fluxo-budapest-2025) Hidden $9.19 $0.02 0.00x 2026-11-12 03:54 UTC [Sticker | Fluxo | Budapest 2025 sticker · Rare](https://gambatracker.com/items/sticker-fluxo-budapest-2025) Hidden $9.19 $0.02 0.00x 2026-11-12 03:53 UTC [Sticker | Fluxo | Budapest 2025 sticker · Rare](https://gambatracker.com/items/sticker-fluxo-budapest-2025) Hidden $9.19 $0.02 0.00x 2026-11-12 03:53 UTC ## Catalog changes · price, advertised RTP and contents, per capture | Captured | Price | Advertised | Items | | --- | --- | --- | --- | Each opening is tested against the capture in force when it happened; a price or odds change starts a new one. listed best hit $1,290 (136.7x) 18+ **Case opening is gambling with skins as the currency.** At 113.8% RTP, every $100 put into cases returns $113.80 on average: an expected loss of $0.00 per $100, before any one lucky or unlucky opening. A big drop here says nothing about the next one. [BeGambleAware](https://www.begambleaware.org/) [Help & limits](https://gambatracker.com/responsible-gambling) How these figures are produced and labelled: https://gambatracker.com/llms.txt