--- title: "Half Full case on Rain.gg: odds, RTP & drops · gambatracker" description: "Half Full ($20.85) on Rain.gg, a CS2 case site: no published odds, observed 83.38% over 2,093 openings in 30 days. Independent and free, no sign-up." url: https://gambatracker.com/cases/rain/half-full rendered: 2026-11-12T01:17Z --- [Case sites](https://gambatracker.com/case-sites) / [Rain.gg](https://gambatracker.com/case-sites/rain) / [Half Full](https://gambatracker.com/cases/rain/half-full) # [Rain.gg](https://gambatracker.com/case-sites/rain) · Half Full A case on Rain.gg, first seen 2 Nov 2026. Every value is Rain.gg's own item price converted from Rain coins at the rate on the site page. [24h](https://gambatracker.com/cases/rain/half-full?window=24h) [7d](https://gambatracker.com/cases/rain/half-full?window=7d) [30d](https://gambatracker.com/cases/rain/half-full) [All](https://gambatracker.com/cases/rain/half-full?window=all) Price · $20.85 · 29.79 coins Advertised RTP · — · no catalog Observed RTP, 30d · 83.38% · 2,093 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 · 115 openings · below min 7 days · 80.93% ±11.21 1,531 openings 30 days · 83.38% ±9.59 2,093 openings since tracking started · 83.38% ±9.59 2,093 openings 41.5% 82.0% 122.5% ## Windows · the test per window | Window | Openings | Observed | Dev. | Method | | --- | --- | --- | --- | --- | | [24h](https://gambatracker.com/cases/rain/half-full?window=24h) | 115 | 82.01% ±40.0 | — | sample | | [7d](https://gambatracker.com/cases/rain/half-full?window=7d) | 1,531 | 80.93% ±11.2 | — | sample | | [30d](https://gambatracker.com/cases/rain/half-full) | 2,093 | 83.38% ±9.59 | — | sample | | [All](https://gambatracker.com/cases/rain/half-full?window=all) | 2,093 | 83.38% ±9.59 | — | 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** Rain.gg publishes no catalog; the case is known from the drops that named it. Values are Rain.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. ## Biggest drops · from this case, by value [★ Karambit | Bright Water (Factory New) knife · covert](https://gambatracker.com/items/karambit-bright-water-factory-new) Hidden $20.85 29.79 coins $1,001 1,430 coins 48.00x 2026-11-06 19:46 UTC [★ Karambit | Bright Water (Factory New) knife · covert](https://gambatracker.com/items/karambit-bright-water-factory-new) Hidden $20.85 29.79 coins $1,001 1,430 coins 48.00x 2026-11-05 06:12 UTC ## Latest drops · newest first [All Latest drops →](https://gambatracker.com/drops?casino=rain&case=half-full) [Sticker | Cloud9 G2A (Foil) | Cologne 2015 sticker · Exotic](https://gambatracker.com/items/sticker-cloud9-g2a-foil-cologne-2015) Hidden $20.85 29.79 coins $25.91 37.02 coins 1.24x 2026-11-11 20:07 UTC [Souvenir Galil AR | Cold Fusion (Factory New) Souvenir · weapon · Industrial Grade](https://gambatracker.com/items/souvenir-galil-ar-cold-fusion-factory-new) Hidden $20.85 29.79 coins $4.23 6.05 coins 0.20x 2026-11-11 20:07 UTC [USP-S | Royal Blue (Field-Tested) weapon · industrial](https://gambatracker.com/items/usp-s-royal-blue-field-tested) Hidden $20.85 29.79 coins $17.69 25.27 coins 0.85x 2026-11-11 20:07 UTC [Sawed-Off | Serenity (Minimal Wear) weapon · violet](https://gambatracker.com/items/sawed-off-serenity-minimal-wear) Hidden $20.85 29.79 coins $2.14 3.05 coins 0.10x 2026-11-11 20:07 UTC [Sticker | Team Liquid | Atlanta 2017 sticker · pink](https://gambatracker.com/items/sticker-team-liquid-atlanta-2017) Hidden $20.85 29.79 coins $15.01 21.44 coins 0.72x 2026-11-11 20:07 UTC [Sticker | Team Liquid | Atlanta 2017 sticker · pink](https://gambatracker.com/items/sticker-team-liquid-atlanta-2017) [keytowin](https://gambatracker.com/players/rain/keytowin) $20.85 29.79 coins $15.01 21.44 coins 0.72x 2026-11-11 20:07 UTC [USP-S | Royal Blue (Field-Tested) weapon · industrial](https://gambatracker.com/items/usp-s-royal-blue-field-tested) Hidden $20.85 29.79 coins $17.69 25.27 coins 0.85x 2026-11-11 20:05 UTC [USP-S | Royal Blue (Field-Tested) weapon · industrial](https://gambatracker.com/items/usp-s-royal-blue-field-tested) Hidden $20.85 29.79 coins $17.69 25.27 coins 0.85x 2026-11-11 20:05 UTC [Sticker | Team Liquid | Atlanta 2017 sticker · pink](https://gambatracker.com/items/sticker-team-liquid-atlanta-2017) Hidden $20.85 29.79 coins $15.01 21.44 coins 0.72x 2026-11-11 20:05 UTC [Sawed-Off | Serenity (Minimal Wear) weapon · violet](https://gambatracker.com/items/sawed-off-serenity-minimal-wear) Hidden $20.85 29.79 coins $2.14 3.05 coins 0.10x 2026-11-11 20:05 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 $1,001 (48.00x) 18+ **Case opening is gambling with skins as the currency.** At 83.4% RTP, every $100 put into cases returns $83.38 on average: an expected loss of $16.62 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