--- title: "Gas case on CSGORoll: odds, RTP & drops · gambatracker" description: "Gas ($28.75) on CSGORoll, a CS2 case site: advertised RTP 90.91% from 11 items with odds, observed 100.24% over 14.4K openings in 30 days." url: https://gambatracker.com/cases/csgoroll/gas rendered: 2026-11-11T13:11Z --- [Case sites](https://gambatracker.com/case-sites) / [CSGORoll](https://gambatracker.com/case-sites/csgoroll) / [Gas](https://gambatracker.com/cases/csgoroll/gas) # [CSGORoll](https://gambatracker.com/case-sites/csgoroll) · Gas A case on CSGORoll (1%), first seen 2 Nov 2026. Every value is CSGORoll's own item price converted from Roll coins at the rate on the site page. [24h](https://gambatracker.com/cases/csgoroll/gas?window=24h) [7d](https://gambatracker.com/cases/csgoroll/gas?window=7d) [30d](https://gambatracker.com/cases/csgoroll/gas) [All](https://gambatracker.com/cases/csgoroll/gas?window=all) Price · $28.75 · 41.07 coins Advertised RTP · 90.91% · EV $26.14 from 11 items Observed RTP, 30d · 100.24% · 14.4K openings, odds method Variance · 147.2× · of price², per opening Tail share · 1 in 333 · of openings carry half the EV Below price · 99.0% · 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 · 1,401 openings · below min 7 days · 105.12% ±21.06 12.7K openings 30 days · 100.24% ±19.80 14.4K openings since tracking started · 100.24% ±19.80 14.4K openings 37.0% 101.3% 165.5% ## Windows · the test per window | Window | Openings | Observed | Dev. | Method | | --- | --- | --- | --- | --- | | [24h](https://gambatracker.com/cases/csgoroll/gas?window=24h) | 1,401 | 101.24% ±63.5 | — | odds | | [7d](https://gambatracker.com/cases/csgoroll/gas?window=7d) | 12.7K | 105.12% ±21.1 | +1.3σ | odds | | [30d](https://gambatracker.com/cases/csgoroll/gas) | 14.4K | 100.24% ±19.8 | +0.9σ | odds | | [All](https://gambatracker.com/cases/csgoroll/gas?window=all) | 14.4K | 100.24% ±19.8 | +0.9σ | odds | Enough sample: 100 openings and 5 expected rare hits (odds method) or 1,000 openings (sample method). ## Items, odds and values · 11 items · odds sum to 1 · observed counts over 14.4K 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 | | --- | --- | --- | --- | --- | --- | --- | | [★ Karambit \| Gamma Doppler (Factory New) (Emerald) knife · covert · Emerald](https://gambatracker.com/items/karambit-gamma-doppler-factory-new-emerald) | 1 in 1,000 | $6,465 9,235 coins | 24.7% | 15 | 14.4 | 1.04× | | [★ Sport Gloves \| Hedge Maze (Minimal Wear) gloves · extraordinary](https://gambatracker.com/items/sport-gloves-hedge-maze-minimal-wear) | 1 in 1,000 | $6,269 8,955 coins | 24.0% | 18 | 14.4 | 1.25× | | [★ M9 Bayonet \| Gamma Doppler (Minimal Wear) (Emerald) knife · covert · Emerald](https://gambatracker.com/items/m9-bayonet-gamma-doppler-minimal-wear-emerald) | 1 in 1,000 | $5,719 8,170 coins | 21.9% | 15 | 14.4 | 1.04× | | [★ Butterfly Knife \| Gamma Doppler (Factory New) (Phase 2) knife · covert · Phase 2](https://gambatracker.com/items/butterfly-knife-gamma-doppler-factory-new-phase-2) | 1 in 1,000 | $1,988 2,840 coins | 7.6% | 20 | 14.4 | 1.38× | | [★ Bayonet \| Gamma Doppler (Factory New) (Emerald) knife · covert · Emerald](https://gambatracker.com/items/bayonet-gamma-doppler-factory-new-emerald) | 1 in 1,000 | $1,467 2,096 coins | 5.6% | 9 | 14.4 | 0.62× | | [★ Flip Knife \| Gamma Doppler (Factory New) (Emerald) knife · covert · Emerald](https://gambatracker.com/items/flip-knife-gamma-doppler-factory-new-emerald) | 1 in 1,000 | $1,194 1,706 coins | 4.6% | 16 | 14.4 | 1.11× | | [★ StatTrak™ Huntsman Knife \| Gamma Doppler (Factory New) (Emerald) StatTrak · knife · covert · Emerald](https://gambatracker.com/items/stattrak-huntsman-knife-gamma-doppler-factory-new-emerald) | 1 in 1,000 | $638 912 coins | 2.4% | 12 | 14.4 | 0.83× | | [★ StatTrak™ Bowie Knife \| Gamma Doppler (Factory New) (Emerald) StatTrak · knife · covert · Emerald](https://gambatracker.com/items/stattrak-bowie-knife-gamma-doppler-factory-new-emerald) | 1 in 1,000 | $533 762 coins | 2.0% | 13 | 14.4 | 0.90× | | [★ Falchion Knife \| Gamma Doppler (Factory New) (Emerald) knife · covert · Emerald](https://gambatracker.com/items/falchion-knife-gamma-doppler-factory-new-emerald) | 1 in 1,000 | $433 619 coins | 1.7% | 27 | 14.4 | 1.87× | | [★ Gut Knife \| Gamma Doppler (Factory New) (Emerald) knife · covert · Emerald](https://gambatracker.com/items/gut-knife-gamma-doppler-factory-new-emerald) | 1 in 1,000 | $356 508 coins | 1.4% | 14 | 14.4 | 0.97× | | [AWP \| Pit Viper (Minimal Wear) weapon · restricted](https://gambatracker.com/items/awp-pit-viper-minimal-wear) | 99.0% | $1.09 1.55 coins | 4.1% | 14,290 | 14304.5 | 1.00× | Values are CSGORoll'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 `csgoroll:graphql boxes.slots.rate`, 11 Nov, 08:26 UTC. ## Biggest drops · from this case, by value [★ Karambit | Gamma Doppler (Factory New) (Emerald) knife · covert · Emerald](https://gambatracker.com/items/karambit-gamma-doppler-factory-new-emerald) Hidden $29.51 42.16 coins $6,643 9,490 coins 225.1x 2026-11-07 19:01 UTC [★ Karambit | Gamma Doppler (Factory New) (Emerald) knife · covert · Emerald](https://gambatracker.com/items/karambit-gamma-doppler-factory-new-emerald) Hidden $29.51 42.16 coins $6,643 9,490 coins 225.1x 2026-11-07 03:50 UTC [★ Karambit | Gamma Doppler (Factory New) (Emerald) knife · covert · Emerald](https://gambatracker.com/items/karambit-gamma-doppler-factory-new-emerald) Hidden $29.51 42.16 coins $6,643 9,490 coins 225.1x 2026-11-06 23:41 UTC [★ Karambit | Gamma Doppler (Factory New) (Emerald) knife · covert · Emerald](https://gambatracker.com/items/karambit-gamma-doppler-factory-new-emerald) [Robond](https://gambatracker.com/players/csgoroll/Robond) $29.51 42.16 coins $6,643 9,490 coins 225.1x 2026-11-06 23:10 UTC [★ Karambit | Gamma Doppler (Factory New) (Emerald) knife · covert · Emerald](https://gambatracker.com/items/karambit-gamma-doppler-factory-new-emerald) Hidden $29.51 42.16 coins $6,643 9,490 coins 225.1x 2026-11-06 21:03 UTC [★ Karambit | Gamma Doppler (Factory New) (Emerald) knife · covert · Emerald](https://gambatracker.com/items/karambit-gamma-doppler-factory-new-emerald) Hidden $29.51 42.16 coins $6,643 9,490 coins 225.1x 2026-11-06 18:24 UTC [★ Karambit | Gamma Doppler (Factory New) (Emerald) knife · covert · Emerald](https://gambatracker.com/items/karambit-gamma-doppler-factory-new-emerald) [Gdock](https://gambatracker.com/players/csgoroll/Gdock) $29.51 42.16 coins $6,643 9,490 coins 225.1x 2026-11-04 05:48 UTC [★ Karambit | Gamma Doppler (Factory New) (Emerald) knife · covert · Emerald](https://gambatracker.com/items/karambit-gamma-doppler-factory-new-emerald) [Silvestre](https://gambatracker.com/players/csgoroll/Silvestre) $29.51 42.16 coins $6,643 9,490 coins 225.1x 2026-11-02 23:27 UTC [★ Karambit | Gamma Doppler (Factory New) (Emerald) knife · covert · Emerald](https://gambatracker.com/items/karambit-gamma-doppler-factory-new-emerald) Hidden $29.51 42.16 coins $6,643 9,490 coins 225.1x 2026-11-02 23:23 UTC [★ Karambit | Gamma Doppler (Factory New) (Emerald) knife · covert · Emerald](https://gambatracker.com/items/karambit-gamma-doppler-factory-new-emerald) Hidden $28.75 41.07 coins $6,465 9,235 coins 224.9x 2026-11-10 22:42 UTC ## Latest drops · newest first [All Latest drops →](https://gambatracker.com/drops?casino=csgoroll&case=gas) [AWP | Pit Viper (Minimal Wear) weapon · restricted](https://gambatracker.com/items/awp-pit-viper-minimal-wear) Hidden $28.75 41.07 coins $1.09 1.55 coins 0.04x 2026-11-11 12:43 UTC [AWP | Pit Viper (Minimal Wear) weapon · restricted](https://gambatracker.com/items/awp-pit-viper-minimal-wear) Hidden $28.75 41.07 coins $1.09 1.55 coins 0.04x 2026-11-11 12:43 UTC [AWP | Pit Viper (Minimal Wear) weapon · restricted](https://gambatracker.com/items/awp-pit-viper-minimal-wear) Hidden $28.75 41.07 coins $1.09 1.55 coins 0.04x 2026-11-11 12:43 UTC [AWP | Pit Viper (Minimal Wear) weapon · restricted](https://gambatracker.com/items/awp-pit-viper-minimal-wear) Hidden $28.75 41.07 coins $1.09 1.55 coins 0.04x 2026-11-11 12:43 UTC [AWP | Pit Viper (Minimal Wear) weapon · restricted](https://gambatracker.com/items/awp-pit-viper-minimal-wear) Hidden $28.75 41.07 coins $1.09 1.55 coins 0.04x 2026-11-11 12:43 UTC [AWP | Pit Viper (Minimal Wear) weapon · restricted](https://gambatracker.com/items/awp-pit-viper-minimal-wear) [Bismillah Alrahim Alraham](https://gambatracker.com/players/csgoroll/Bismillah%20Alrahim%20Alraham) $28.75 41.07 coins $1.09 1.55 coins 0.04x 2026-11-11 12:43 UTC [AWP | Pit Viper (Minimal Wear) weapon · restricted](https://gambatracker.com/items/awp-pit-viper-minimal-wear) Hidden $28.75 41.07 coins $1.09 1.55 coins 0.04x 2026-11-11 12:29 UTC [AWP | Pit Viper (Minimal Wear) weapon · restricted](https://gambatracker.com/items/awp-pit-viper-minimal-wear) Hidden $28.75 41.07 coins $1.09 1.55 coins 0.04x 2026-11-11 12:29 UTC [AWP | Pit Viper (Minimal Wear) weapon · restricted](https://gambatracker.com/items/awp-pit-viper-minimal-wear) Hidden $28.75 41.07 coins $1.09 1.55 coins 0.04x 2026-11-11 12:29 UTC [AWP | Pit Viper (Minimal Wear) weapon · restricted](https://gambatracker.com/items/awp-pit-viper-minimal-wear) Hidden $28.75 41.07 coins $1.09 1.55 coins 0.04x 2026-11-11 12:29 UTC ## Catalog changes · price, advertised RTP and contents, per capture | Captured | Price | Advertised | Items | | --- | --- | --- | --- | | 8 Nov, 23:33 UTC | $28.75 | 90.91% | 11 | | 8 Nov, 17:30 UTC | $28.82 | 90.91% | 11 | | 2 Nov, 21:39 UTC | $29.51 | 90.90% | 11 | Each opening is tested against the capture in force when it happened; a price or odds change starts a new one. listed covert 0.9% extraordinary 0.1% restricted 99.0% best hit $6,643 (225.1x) 18+ **Case opening is gambling with skins as the currency.** At 90.9% RTP, every $100 put into cases returns $90.91 on average: an expected loss of $9.09 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