--- title: "Acid case on Chicken.gg: odds, RTP & drops · gambatracker" description: "Acid ($18.01) on Chicken.gg, a CS2 case site: advertised RTP 89.98% from 8 items with odds, observed 76.06% over 3,296 openings in 30 days." url: https://gambatracker.com/cases/chicken/acid rendered: 2026-11-11T14:32Z --- [Case sites](https://gambatracker.com/case-sites) / [Chicken.gg](https://gambatracker.com/case-sites/chicken) / [Acid](https://gambatracker.com/cases/chicken/acid) # [Chicken.gg](https://gambatracker.com/case-sites/chicken) · Acid A case on Chicken.gg (official), first seen 2 Nov 2026. Every value is Chicken.gg's own item price converted from Chicken coins at the rate on the site page. [24h](https://gambatracker.com/cases/chicken/acid?window=24h) [7d](https://gambatracker.com/cases/chicken/acid?window=7d) [30d](https://gambatracker.com/cases/chicken/acid) [All](https://gambatracker.com/cases/chicken/acid?window=all) Price · $18.01 · 36.02 coins Advertised RTP · 89.98% · EV $16.21 from 8 items Observed RTP, 30d · 76.06% · 3,296 openings, odds method Variance · 243.9× · of price², per opening Tail share · 1 in 1,000 · of openings carry half the EV Below price · 98.3% · 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 · 287 openings · below min 7 days · 2,894 openings · below min 30 days · 3,296 openings · below min since tracking started · 3,296 openings · below min -0.5% 108.0% 216.5% **Small sample.** 3,296 openings and 3.3 expected rare hits: below the 100 openings and 5 hits the test needs, so no verdict. ## Windows · the test per window | Window | Openings | Observed | Dev. | Method | | --- | --- | --- | --- | --- | | [24h](https://gambatracker.com/cases/chicken/acid?window=24h) | 287 | 34.96% ±180.7 | — | odds | | [7d](https://gambatracker.com/cases/chicken/acid?window=7d) | 2,894 | 79.86% ±56.9 | — | odds | | [30d](https://gambatracker.com/cases/chicken/acid) | 3,296 | 76.06% ±53.3 | — | odds | | [All](https://gambatracker.com/cases/chicken/acid?window=all) | 3,296 | 76.06% ±53.3 | — | 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 3,296 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 | | --- | --- | --- | --- | --- | --- | --- | | [★ StatTrak™ M9 Bayonet \| Gamma Doppler (Factory New) (Emerald) StatTrak · knife · covert · Emerald](https://gambatracker.com/items/stattrak-m9-bayonet-gamma-doppler-factory-new-emerald) | 1 in 1,000 | $8,862 17,724 coins | 54.7% | 2 | 3.3 | 0.61× | | [★ StatTrak™ Falchion Knife \| Gamma Doppler (Factory New) (Phase 2) StatTrak · knife · covert · Phase 2](https://gambatracker.com/items/stattrak-falchion-knife-gamma-doppler-factory-new-phase-2) | 1 in 1,000 | $361 721 coins | 2.2% | 1 | 3.3 | 0.30× | | [Charm \| Titeenium AWP charm · Legendary](https://gambatracker.com/items/charm-titeenium-awp) | 1 in 200 | $226 451 coins | 7.0% | 30 | 16.5 | 1.82× | | [Desert Eagle \| Emerald Jörmungandr (Factory New) weapon · restricted](https://gambatracker.com/items/desert-eagle-emerald-jormungandr-factory-new) | 1 in 100 | $206 413 coins | 12.7% | 38 | 33.0 | 1.15× | | [AUG \| Carved Jade (Factory New) weapon · Rare](https://gambatracker.com/items/aug-carved-jade-factory-new) | 20.0% | $13.72 27.44 coins | 16.9% | 659 | 659.2 | 1.00× | | [MP7 \| Tall Grass (Factory New) weapon · industrial](https://gambatracker.com/items/mp7-tall-grass-factory-new) | 20.0% | $2.17 4.33 coins | 2.7% | 672 | 659.2 | 1.02× | | [M249 \| Jungle (Factory New) weapon · Common](https://gambatracker.com/items/m249-jungle-factory-new) | 20.0% | $2.03 4.05 coins | 2.5% | 625 | 659.2 | 0.95× | | [CZ75-Auto \| Eco (Field-Tested) weapon · restricted](https://gambatracker.com/items/cz75-auto-eco-field-tested) | 38.3% | $0.55 1.09 coins | 1.3% | 1,269 | 1262.4 | 1.01× | Values are Chicken.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 `chicken:cases/get-cases`, 11 Nov, 14:05 UTC. ## Biggest drops · from this case, by value [★ StatTrak™ M9 Bayonet | Gamma Doppler (Factory New) (Emerald) StatTrak · knife · covert · Emerald](https://gambatracker.com/items/stattrak-m9-bayonet-gamma-doppler-factory-new-emerald) Hidden $18.01 36.02 coins $8,862 17,724 coins 492.1x 2026-11-07 19:56 UTC [★ StatTrak™ M9 Bayonet | Gamma Doppler (Factory New) (Emerald) StatTrak · knife · covert · Emerald](https://gambatracker.com/items/stattrak-m9-bayonet-gamma-doppler-factory-new-emerald) [iMadyyyy](https://gambatracker.com/players/chicken/iMadyyyy) $18.01 36.02 coins $8,862 17,724 coins 492.1x 2026-11-05 18:09 UTC ## Latest drops · newest first [All Latest drops →](https://gambatracker.com/drops?casino=chicken&case=acid) [CZ75-Auto | Eco (Field-Tested) weapon · restricted](https://gambatracker.com/items/cz75-auto-eco-field-tested) Hidden $18.01 36.02 coins $0.55 1.09 coins 0.03x 2026-11-11 14:01 UTC [MP7 | Tall Grass (Factory New) weapon · industrial](https://gambatracker.com/items/mp7-tall-grass-factory-new) Hidden $18.01 36.02 coins $2.17 4.33 coins 0.12x 2026-11-11 14:01 UTC [CZ75-Auto | Eco (Field-Tested) weapon · restricted](https://gambatracker.com/items/cz75-auto-eco-field-tested) Hidden $18.01 36.02 coins $0.55 1.09 coins 0.03x 2026-11-11 14:01 UTC [CZ75-Auto | Eco (Field-Tested) weapon · restricted](https://gambatracker.com/items/cz75-auto-eco-field-tested) [eliboti](https://gambatracker.com/players/chicken/eliboti) $18.01 36.02 coins $0.55 1.09 coins 0.03x 2026-11-11 14:01 UTC [CZ75-Auto | Eco (Field-Tested) weapon · restricted](https://gambatracker.com/items/cz75-auto-eco-field-tested) Hidden $18.01 36.02 coins $0.55 1.09 coins 0.03x 2026-11-11 14:01 UTC [AUG | Carved Jade (Factory New) weapon · Rare](https://gambatracker.com/items/aug-carved-jade-factory-new) Hidden $18.01 36.02 coins $13.72 27.44 coins 0.76x 2026-11-11 14:01 UTC [AUG | Carved Jade (Factory New) weapon · Rare](https://gambatracker.com/items/aug-carved-jade-factory-new) Hidden $18.01 36.02 coins $13.72 27.44 coins 0.76x 2026-11-11 14:01 UTC [M249 | Jungle (Factory New) weapon · Common](https://gambatracker.com/items/m249-jungle-factory-new) [eliboti](https://gambatracker.com/players/chicken/eliboti) $18.01 36.02 coins $2.03 4.05 coins 0.11x 2026-11-11 14:01 UTC [MP7 | Tall Grass (Factory New) weapon · industrial](https://gambatracker.com/items/mp7-tall-grass-factory-new) Hidden $18.01 36.02 coins $2.17 4.33 coins 0.12x 2026-11-11 14:01 UTC [M249 | Jungle (Factory New) weapon · Common](https://gambatracker.com/items/m249-jungle-factory-new) Hidden $18.01 36.02 coins $2.03 4.05 coins 0.11x 2026-11-11 14:01 UTC ## Catalog changes · price, advertised RTP and contents, per capture | Captured | Price | Advertised | Items | | --- | --- | --- | --- | | 2 Nov, 21:39 UTC | $18.01 | 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 covert 0.2% Legendary 0.5% restricted 39.3% Rare 20.0% industrial 20.0% Common 20.0% best hit $8,862 (492.1x) 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