--- title: "10% butterfly knife case on Skin.club: odds, RTP & drops" description: "10% butterfly knife ($90.42) on Skin.club, a CS2 case site: no published odds, observed 83.72% over 623 openings in 30 days. Independent and free, no sign-up." url: https://gambatracker.com/cases/skinclub/cc-b6541e87f rendered: 2026-11-12T07:56Z --- [Case sites](https://gambatracker.com/case-sites) / [Skin.club](https://gambatracker.com/case-sites/skinclub) / [10% butterfly knife](https://gambatracker.com/cases/skinclub/cc-b6541e87f) # [Skin.club](https://gambatracker.com/case-sites/skinclub) · 10% butterfly knife 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-b6541e87f?window=24h) [7d](https://gambatracker.com/cases/skinclub/cc-b6541e87f?window=7d) [30d](https://gambatracker.com/cases/skinclub/cc-b6541e87f) [All](https://gambatracker.com/cases/skinclub/cc-b6541e87f?window=all) Price · $90.42 Advertised RTP · — · no catalog Observed RTP, 30d · 83.72% · 623 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 · 491 openings · below min 7 days · 591 openings · below min 30 days · 623 openings · below min since tracking started · 623 openings · below min 61.5% 87.5% 113.5% **Small sample.** 623 openings: below the 1,000 the sample method needs, so no verdict. ## Windows · the test per window | Window | Openings | Observed | Dev. | Method | | --- | --- | --- | --- | --- | | [24h](https://gambatracker.com/cases/skinclub/cc-b6541e87f?window=24h) | 491 | 88.85% ±24.1 | — | sample | | [7d](https://gambatracker.com/cases/skinclub/cc-b6541e87f?window=7d) | 591 | 86.65% ±22.4 | — | sample | | [30d](https://gambatracker.com/cases/skinclub/cc-b6541e87f) | 623 | 83.72% ±21.4 | — | sample | | [All](https://gambatracker.com/cases/skinclub/cc-b6541e87f?window=all) | 623 | 83.72% ±21.4 | — | 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 [★ Butterfly Knife | Gamma Doppler (Factory New) (Factory New) (Phase 4) knife · Immortal · Phase 4](https://gambatracker.com/items/butterfly-knife-gamma-doppler-factory-new-factory-new-phase-4) [Shanks](https://gambatracker.com/players/skinclub/Shanks) $87.54 $1,704 19.46x 2026-11-10 00:50 UTC [★ Butterfly Knife | Case Hardened (Factory New) knife · gold](https://gambatracker.com/items/butterfly-knife-case-hardened-factory-new) [➳𝘽𝙖𝙙.𝘽𝙤𝙮ツ](https://gambatracker.com/players/skinclub/%E2%9E%B3%F0%9D%98%BD%F0%9D%99%96%F0%9D%99%99.%F0%9D%98%BD%F0%9D%99%A4%F0%9D%99%AE%E3%83%84) $86.05 $1,560 18.13x 2026-11-11 19:19 UTC [★ Butterfly Knife | Case Hardened (Factory New) knife · gold](https://gambatracker.com/items/butterfly-knife-case-hardened-factory-new) [WeedKiller](https://gambatracker.com/players/skinclub/WeedKiller) $87.49 $1,551 17.73x 2026-11-09 22:16 UTC [★ Butterfly Knife | Marble Fade (Factory New) knife · covert](https://gambatracker.com/items/butterfly-knife-marble-fade-factory-new) [➳𝘽𝙖𝙙.𝘽𝙤𝙮ツ](https://gambatracker.com/players/skinclub/%E2%9E%B3%F0%9D%98%BD%F0%9D%99%96%F0%9D%99%99.%F0%9D%98%BD%F0%9D%99%A4%F0%9D%99%AE%E3%83%84) $86.05 $1,301 15.11x 2026-11-11 19:21 UTC [★ Butterfly Knife | Slaughter (Minimal Wear) knife · covert](https://gambatracker.com/items/butterfly-knife-slaughter-minimal-wear) Hidden $86.05 $1,223 14.21x 2026-11-11 19:01 UTC [★ Butterfly Knife | Tiger Tooth (Factory New) knife · covert](https://gambatracker.com/items/butterfly-knife-tiger-tooth-factory-new) [➳𝘽𝙖𝙙.𝘽𝙤𝙮ツ](https://gambatracker.com/players/skinclub/%E2%9E%B3%F0%9D%98%BD%F0%9D%99%96%F0%9D%99%99.%F0%9D%98%BD%F0%9D%99%A4%F0%9D%99%AE%E3%83%84) $86.05 $1,033 12.00x 2026-11-11 19:26 UTC [★ Butterfly Knife | Tiger Tooth (Factory New) knife · covert](https://gambatracker.com/items/butterfly-knife-tiger-tooth-factory-new) Hidden $86.05 $1,033 12.00x 2026-11-11 19:25 UTC [★ Butterfly Knife | Tiger Tooth (Factory New) knife · covert](https://gambatracker.com/items/butterfly-knife-tiger-tooth-factory-new) Hidden $86.05 $1,033 12.00x 2026-11-11 19:21 UTC [★ Butterfly Knife | Tiger Tooth (Factory New) knife · covert](https://gambatracker.com/items/butterfly-knife-tiger-tooth-factory-new) Hidden $86.05 $1,033 12.00x 2026-11-11 19:19 UTC [★ Butterfly Knife | Tiger Tooth (Factory New) knife · covert](https://gambatracker.com/items/butterfly-knife-tiger-tooth-factory-new) Hidden $86.05 $1,033 12.00x 2026-11-11 19:19 UTC ## Latest drops · newest first [All Latest drops →](https://gambatracker.com/drops?casino=skinclub&case=cc-b6541e87f) [Sealed Graffiti | Backstab (SWAT Blue) graffiti · Base Grade](https://gambatracker.com/items/sealed-graffiti-backstab-swat-blue) Hidden $86.05 $0.02 0.00x 2026-11-11 19:26 UTC [Sealed Graffiti | Backstab (SWAT Blue) graffiti · Base Grade](https://gambatracker.com/items/sealed-graffiti-backstab-swat-blue) [➳𝘽𝙖𝙙.𝘽𝙤𝙮ツ](https://gambatracker.com/players/skinclub/%E2%9E%B3%F0%9D%98%BD%F0%9D%99%96%F0%9D%99%99.%F0%9D%98%BD%F0%9D%99%A4%F0%9D%99%AE%E3%83%84) $86.05 $0.02 0.00x 2026-11-11 19:26 UTC [Sealed Graffiti | Backstab (SWAT Blue) graffiti · Base Grade](https://gambatracker.com/items/sealed-graffiti-backstab-swat-blue) Hidden $86.05 $0.02 0.00x 2026-11-11 19:26 UTC [Sealed Graffiti | Backstab (SWAT Blue) graffiti · Base Grade](https://gambatracker.com/items/sealed-graffiti-backstab-swat-blue) Hidden $86.05 $0.02 0.00x 2026-11-11 19:26 UTC [Sealed Graffiti | Backstab (SWAT Blue) graffiti · Base Grade](https://gambatracker.com/items/sealed-graffiti-backstab-swat-blue) Hidden $86.05 $0.02 0.00x 2026-11-11 19:26 UTC [★ Butterfly Knife | Tiger Tooth (Factory New) knife · covert](https://gambatracker.com/items/butterfly-knife-tiger-tooth-factory-new) [➳𝘽𝙖𝙙.𝘽𝙤𝙮ツ](https://gambatracker.com/players/skinclub/%E2%9E%B3%F0%9D%98%BD%F0%9D%99%96%F0%9D%99%99.%F0%9D%98%BD%F0%9D%99%A4%F0%9D%99%AE%E3%83%84) $86.05 $1,033 12.00x 2026-11-11 19:26 UTC [Sealed Graffiti | Backstab (SWAT Blue) graffiti · Base Grade](https://gambatracker.com/items/sealed-graffiti-backstab-swat-blue) Hidden $86.05 $0.02 0.00x 2026-11-11 19:26 UTC [Sealed Graffiti | Backstab (SWAT Blue) graffiti · Base Grade](https://gambatracker.com/items/sealed-graffiti-backstab-swat-blue) Hidden $86.05 $0.02 0.00x 2026-11-11 19:26 UTC [Sealed Graffiti | Backstab (SWAT Blue) graffiti · Base Grade](https://gambatracker.com/items/sealed-graffiti-backstab-swat-blue) Hidden $86.05 $0.02 0.00x 2026-11-11 19:26 UTC [Sealed Graffiti | Backstab (SWAT Blue) graffiti · Base Grade](https://gambatracker.com/items/sealed-graffiti-backstab-swat-blue) [➳𝘽𝙖𝙙.𝘽𝙤𝙮ツ](https://gambatracker.com/players/skinclub/%E2%9E%B3%F0%9D%98%BD%F0%9D%99%96%F0%9D%99%99.%F0%9D%98%BD%F0%9D%99%A4%F0%9D%99%AE%E3%83%84) $86.05 $0.02 0.00x 2026-11-11 19:26 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 $1,704 (19.46x) 18+ **Case opening is gambling with skins as the currency.** At 83.7% RTP, every $100 put into cases returns $83.72 on average: an expected loss of $16.28 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