--- title: "10% Rubber Duck Jackpot Box on Cases.gg: odds & RTP" description: "10% Rubber Duck Jackpot Box ($12.67) on Cases.gg, a CS2 case site: no published odds, observed 113.59% over 34 openings in 30 days." url: https://gambatracker.com/cases/cases-gg/10percent-rubber-duck-jackpot-box rendered: 2026-11-12T12:54Z --- [Case sites](https://gambatracker.com/case-sites) / [Cases.gg](https://gambatracker.com/case-sites/cases-gg) / [10% Rubber Duck Jackpot Box](https://gambatracker.com/cases/cases-gg/10percent-rubber-duck-jackpot-box) # [Cases.gg](https://gambatracker.com/case-sites/cases-gg) · 10% Rubber Duck Jackpot Box A box on Cases.gg, first seen 6 Nov 2026. Every value is Cases.gg's own item price. [24h](https://gambatracker.com/cases/cases-gg/10percent-rubber-duck-jackpot-box?window=24h) [7d](https://gambatracker.com/cases/cases-gg/10percent-rubber-duck-jackpot-box?window=7d) [30d](https://gambatracker.com/cases/cases-gg/10percent-rubber-duck-jackpot-box) [All](https://gambatracker.com/cases/cases-gg/10percent-rubber-duck-jackpot-box?window=all) Price · $12.67 Advertised RTP · — · no catalog Observed RTP, 30d · 113.59% · 34 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 7 days · 34 openings · below min 30 days · 34 openings · below min since tracking started · 34 openings · below min 37.0% 113.5% 190.0% **Small sample.** 34 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/cases-gg/10percent-rubber-duck-jackpot-box?window=24h) | 0 | — | — | — | | [7d](https://gambatracker.com/cases/cases-gg/10percent-rubber-duck-jackpot-box?window=7d) | 34 | 113.59% ±75.9 | — | sample | | [30d](https://gambatracker.com/cases/cases-gg/10percent-rubber-duck-jackpot-box) | 34 | 113.59% ±75.9 | — | sample | | [All](https://gambatracker.com/cases/cases-gg/10percent-rubber-duck-jackpot-box?window=all) | 34 | 113.59% ±75.9 | — | sample | Enough sample: 100 openings and 5 expected rare hits (odds method) or 1,000 openings (sample method). ## Items and odds · none published **No catalog** Cases.gg publishes no catalog; the case is known from the drops that named it. Values are Cases.gg's own item prices for physical goods; 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 **No drops yet** No drop from this case seen yet. ## Latest drops · newest first [All Latest drops →](https://gambatracker.com/drops?casino=cases-gg&case=10percent-rubber-duck-jackpot-box) [United States Penny other](https://gambatracker.com/items/united-states-penny) Hidden $12.67 $0.01 0.00x 2026-11-10 18:04 UTC [Steam Gems other](https://gambatracker.com/items/steam-gems) Hidden $12.67 $0.01 0.00x 2026-11-10 18:04 UTC [United States Penny other](https://gambatracker.com/items/united-states-penny) Hidden $12.67 $0.01 0.00x 2026-11-10 18:04 UTC [Steam Gems other](https://gambatracker.com/items/steam-gems) Hidden $12.67 $0.01 0.00x 2026-11-10 18:04 UTC [Rubber Bands other](https://gambatracker.com/items/rubber-bands) Hidden $12.67 $0.06 0.00x 2026-11-10 18:04 UTC [Rubber Bands other](https://gambatracker.com/items/rubber-bands) [vioreltoma](https://gambatracker.com/players/cases-gg/vioreltoma) $12.67 $0.06 0.00x 2026-11-10 18:04 UTC [Authentic Rolex Dealer display Green Gloves (Size M) other](https://gambatracker.com/items/authentic-rolex-dealer-display-green-gloves-size-m) Hidden $12.67 $94.00 7.42x 2026-11-10 18:04 UTC [Rubber Bands other](https://gambatracker.com/items/rubber-bands) Hidden $12.67 $0.06 0.00x 2026-11-10 18:04 UTC [United States Penny other](https://gambatracker.com/items/united-states-penny) Hidden $12.67 $0.01 0.00x 2026-11-10 18:04 UTC [LEGO Technic Lamborghini Huracán Tecnica 42161 other](https://gambatracker.com/items/lego-technic-lamborghini-huracan-tecnica-42161) Hidden $12.67 $55.00 4.34x 2026-11-10 18:04 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 — 18+ **Case opening is gambling with skins as the currency.** At 113.6% RTP, every $100 put into cases returns $113.59 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