--- title: "Ball Knowledge case on Clash.gg: odds, RTP & drops" description: "Ball Knowledge ($23.01) on Clash.gg, a CS2 case site: advertised RTP 89.98% from 8 items with odds, observed 91.18% over 1,667 openings in 30 days." url: https://gambatracker.com/cases/clash/ball-knowledge rendered: 2026-11-11T20:44Z --- [Case sites](https://gambatracker.com/case-sites) / [Clash.gg](https://gambatracker.com/case-sites/clash) / [Ball Knowledge](https://gambatracker.com/cases/clash/ball-knowledge) # [Clash.gg](https://gambatracker.com/case-sites/clash) · Ball Knowledge A case on Clash.gg (classic), first seen 2 Nov 2026. Every value is Clash.gg's own item price converted from Clash gems at the rate on the site page. [24h](https://gambatracker.com/cases/clash/ball-knowledge?window=24h) [7d](https://gambatracker.com/cases/clash/ball-knowledge?window=7d) [30d](https://gambatracker.com/cases/clash/ball-knowledge) [All](https://gambatracker.com/cases/clash/ball-knowledge?window=all) Price · $23.01 · 35.4 gems Advertised RTP · 89.98% · EV $20.70 from 8 items Observed RTP, 30d · 91.18% · 1,667 openings, odds method Variance · 11.0× · of price², per opening Tail share · 1 in 25 · of openings carry half the EV Below price · 90.0% · of openings return less than the price ## Advertised vs observed · per window, 95% band and the advertised marker observed, 95% band advertised outside band small sample 24 hours · 90.55% ±50.54 165 openings 7 days · 89.59% ±18.33 1,254 openings 30 days · 91.18% ±15.90 1,667 openings since tracking started · 91.18% ±15.90 1,667 openings 39.5% 90.5% 141.5% ## Windows · the test per window | Window | Openings | Observed | Dev. | Method | | --- | --- | --- | --- | --- | | [24h](https://gambatracker.com/cases/clash/ball-knowledge?window=24h) | 165 | 90.55% ±50.5 | +0.0σ | odds | | [7d](https://gambatracker.com/cases/clash/ball-knowledge?window=7d) | 1,254 | 89.59% ±18.3 | −0.0σ | odds | | [30d](https://gambatracker.com/cases/clash/ball-knowledge) | 1,667 | 91.18% ±15.9 | +0.1σ | odds | | [All](https://gambatracker.com/cases/clash/ball-knowledge?window=all) | 1,667 | 91.18% ±15.9 | +0.1σ | odds | Enough sample: 100 openings and 5 expected rare hits (odds method) or 1,000 openings (sample method). ## Items, odds and values · 8 items · odds sum to 1 · observed counts over 1,715 openings, 30 days Share of the expected value, most valuable first; colour is the item's rarity. | Item | Odds | Value | EV share | Observed | Expected | Hot / cold | | --- | --- | --- | --- | --- | --- | --- | | [Souvenir Desert Eagle \| Blaze (Factory New) Souvenir · weapon · Mythical](https://gambatracker.com/items/souvenir-desert-eagle-blaze-factory-new) | 1 in 50 | $507 780 gems | 49.0% | 36 | 34.3 | 1.05× | | [★ Sport Gloves \| Blaze (Minimal Wear) gloves · rare](https://gambatracker.com/items/sport-gloves-blaze-minimal-wear) | 1 in 50 | $201 309 gems | 19.4% | 29 | 34.3 | 0.85× | | [AK-47 \| Redline (Minimal Wear) weapon · classified](https://gambatracker.com/items/ak-47-redline-minimal-wear) | 1 in 50 | $92.30 142 gems | 8.9% | 39 | 34.3 | 1.14× | | [SSG 08 \| Blood in the Water (Minimal Wear) weapon · covert](https://gambatracker.com/items/ssg-08-blood-in-the-water-minimal-wear) | 1 in 50 | $58.60 90.15 gems | 5.7% | 44 | 34.3 | 1.28× | | [AWP \| Hyper Beast (Minimal Wear) weapon · covert](https://gambatracker.com/items/awp-hyper-beast-minimal-wear) | 1 in 50 | $32.03 49.28 gems | 3.1% | 33 | 34.3 | 0.96× | | [USP-S \| Monster Mashup (Minimal Wear) weapon · classified](https://gambatracker.com/items/usp-s-monster-mashup-minimal-wear) | 1 in 20 | $22.03 33.89 gems | 5.3% | 90 | 85.8 | 1.05× | | [SCAR-20 \| Splash Jam (Field-Tested) weapon · classified](https://gambatracker.com/items/scar-20-splash-jam-field-tested) | 1 in 20 | $9.85 15.15 gems | 2.4% | 79 | 85.8 | 0.92× | | [Operation Riptide Case Key other](https://gambatracker.com/items/operation-riptide-case-key) | 80.0% | $1.62 2.49 gems | 6.3% | 1,365 | 1372.0 | 0.99× | Values are Clash.gg'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. Odds read from `clash:api/cases/details`, 11 Nov, 17:55 UTC. ## Biggest drops · from this case, by value [Souvenir Desert Eagle | Blaze (Factory New) Souvenir · weapon · Mythical](https://gambatracker.com/items/souvenir-desert-eagle-blaze-factory-new) [Bandit enardo.gg](https://gambatracker.com/players/clash/Bandit%20enardo.gg) $23.01 35.4 gems $507 780 gems 22.03x 2026-11-11 05:33 UTC [Souvenir Desert Eagle | Blaze (Factory New) Souvenir · weapon · Mythical](https://gambatracker.com/items/souvenir-desert-eagle-blaze-factory-new) Hidden $23.01 35.4 gems $507 780 gems 22.03x 2026-11-11 05:31 UTC [Souvenir Desert Eagle | Blaze (Factory New) Souvenir · weapon · Mythical](https://gambatracker.com/items/souvenir-desert-eagle-blaze-factory-new) Hidden $23.01 35.4 gems $507 780 gems 22.03x 2026-11-11 05:02 UTC [Souvenir Desert Eagle | Blaze (Factory New) Souvenir · weapon · Mythical](https://gambatracker.com/items/souvenir-desert-eagle-blaze-factory-new) [XleSwaet](https://gambatracker.com/players/clash/XleSwaet) $23.01 35.4 gems $507 780 gems 22.03x 2026-11-10 21:55 UTC [Souvenir Desert Eagle | Blaze (Factory New) Souvenir · weapon · Mythical](https://gambatracker.com/items/souvenir-desert-eagle-blaze-factory-new) Hidden $23.01 35.4 gems $507 780 gems 22.03x 2026-11-10 07:02 UTC [Souvenir Desert Eagle | Blaze (Factory New) Souvenir · weapon · Mythical](https://gambatracker.com/items/souvenir-desert-eagle-blaze-factory-new) Hidden $23.01 35.4 gems $507 780 gems 22.03x 2026-11-10 03:24 UTC [Souvenir Desert Eagle | Blaze (Factory New) Souvenir · weapon · Mythical](https://gambatracker.com/items/souvenir-desert-eagle-blaze-factory-new) Hidden $23.01 35.4 gems $507 780 gems 22.03x 2026-11-09 20:16 UTC [Souvenir Desert Eagle | Blaze (Factory New) Souvenir · weapon · Mythical](https://gambatracker.com/items/souvenir-desert-eagle-blaze-factory-new) [BB $500 LB](https://gambatracker.com/players/clash/BB%20%24500%20LB) $23.01 35.4 gems $507 780 gems 22.03x 2026-11-09 18:26 UTC [Souvenir Desert Eagle | Blaze (Factory New) Souvenir · weapon · Mythical](https://gambatracker.com/items/souvenir-desert-eagle-blaze-factory-new) [gooby™](https://gambatracker.com/players/clash/gooby%E2%84%A2) $23.01 35.4 gems $507 780 gems 22.03x 2026-11-09 12:00 UTC [Souvenir Desert Eagle | Blaze (Factory New) Souvenir · weapon · Mythical](https://gambatracker.com/items/souvenir-desert-eagle-blaze-factory-new) Hidden $23.01 35.4 gems $507 780 gems 22.03x 2026-11-08 15:26 UTC ## Latest drops · newest first [All Latest drops →](https://gambatracker.com/drops?casino=clash&case=ball-knowledge) [Operation Riptide Case Key other](https://gambatracker.com/items/operation-riptide-case-key) Hidden $23.01 35.4 gems $1.62 2.49 gems 0.07x 2026-11-11 19:56 UTC [Operation Riptide Case Key other](https://gambatracker.com/items/operation-riptide-case-key) Hidden $23.01 35.4 gems $1.62 2.49 gems 0.07x 2026-11-11 19:56 UTC [Operation Riptide Case Key other](https://gambatracker.com/items/operation-riptide-case-key) Hidden $23.01 35.4 gems $1.62 2.49 gems 0.07x 2026-11-11 19:56 UTC [Operation Riptide Case Key other](https://gambatracker.com/items/operation-riptide-case-key) Hidden $23.01 35.4 gems $1.62 2.49 gems 0.07x 2026-11-11 19:56 UTC [Operation Riptide Case Key other](https://gambatracker.com/items/operation-riptide-case-key) Hidden $23.01 35.4 gems $1.62 2.49 gems 0.07x 2026-11-11 19:56 UTC [Operation Riptide Case Key other](https://gambatracker.com/items/operation-riptide-case-key) [elfanta](https://gambatracker.com/players/clash/elfanta) $23.01 35.4 gems $1.62 2.49 gems 0.07x 2026-11-11 19:56 UTC [Operation Riptide Case Key other](https://gambatracker.com/items/operation-riptide-case-key) Hidden $23.01 35.4 gems $1.62 2.49 gems 0.07x 2026-11-11 19:55 UTC [USP-S | Monster Mashup (Minimal Wear) weapon · classified](https://gambatracker.com/items/usp-s-monster-mashup-minimal-wear) Hidden $23.01 35.4 gems $22.03 33.89 gems 0.96x 2026-11-11 19:55 UTC [Operation Riptide Case Key other](https://gambatracker.com/items/operation-riptide-case-key) Hidden $23.01 35.4 gems $1.62 2.49 gems 0.07x 2026-11-11 19:55 UTC [Operation Riptide Case Key other](https://gambatracker.com/items/operation-riptide-case-key) Hidden $23.01 35.4 gems $1.62 2.49 gems 0.07x 2026-11-11 19:55 UTC ## Catalog changes · price, advertised RTP and contents, per capture | Captured | Price | Advertised | Items | | --- | --- | --- | --- | | 3 Nov, 01:59 UTC | $23.01 | 89.98% | 8 | Each opening is tested against the capture in force when it happened; a price or odds change starts a new one. listed Mythical 2.0% rare 2.0% classified 12.0% covert 4.0% other 80.0% best hit $507 (22.03x) 18+ **Case opening is gambling with skins as the currency.** At 90.0% RTP, every $100 put into cases returns $89.98 on average: an expected loss of $10.02 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