--- title: "Flashbang case on CSGOBig: odds, RTP & drops · gambatracker" description: "Flashbang ($0.66) on CSGOBig, a CS2 case site: advertised RTP 89.66% from 11 items with odds, observed 52.81% over 7 openings in 30 days." url: https://gambatracker.com/cases/csgobig/419 rendered: 2026-11-11T19:22Z --- [Case sites](https://gambatracker.com/case-sites) / [CSGOBig](https://gambatracker.com/case-sites/csgobig) / [Flashbang](https://gambatracker.com/cases/csgobig/419) # [CSGOBig](https://gambatracker.com/case-sites/csgobig) · Flashbang A case on CSGOBig, first seen 3 Nov 2026. Every value is CSGOBig's own item price converted from csgobig coin at the rate on the site page. [24h](https://gambatracker.com/cases/csgobig/419?window=24h) [7d](https://gambatracker.com/cases/csgobig/419?window=7d) [30d](https://gambatracker.com/cases/csgobig/419) [All](https://gambatracker.com/cases/csgobig/419?window=all) Price · $0.66 · 0.66 CSGOBIG\_COIN Advertised RTP · 89.66% · EV $0.59 from 11 items Observed RTP, 30d · 52.81% · 7 openings, odds method Variance · 1022.8× · of price², per opening Tail share · 55.0% · of openings carry half the EV Below price · 100.0% · 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 openings · below min 7 days · 7 openings · below min 30 days · 7 openings · below min since tracking started · 7 openings · below min -0.5% 3155.5% 6311.5% **Small sample.** 7 openings and 3.9 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/csgobig/419?window=24h) | 1 | 42.42% ±6268.3 | — | odds | | [7d](https://gambatracker.com/cases/csgobig/419?window=7d) | 7 | 52.81% ±2369.2 | — | odds | | [30d](https://gambatracker.com/cases/csgobig/419) | 7 | 52.81% ±2369.2 | — | odds | | [All](https://gambatracker.com/cases/csgobig/419?window=all) | 7 | 52.81% ±2369.2 | — | 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 7 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™ AK-47 \| Fire Serpent (Factory New) StatTrak · weapon · legendary](https://gambatracker.com/items/stattrak-ak-47-fire-serpent-factory-new) | 1 in 100,000 | $3,942 3,942 CSGOBIG\_COIN | 6.7% | 0 | 0.0 | — | | [★ Bayonet \| Gamma Doppler (Factory New) (Emerald) knife · covert · Emerald](https://gambatracker.com/items/bayonet-gamma-doppler-factory-new-emerald) | 1 in 100,000 | $3,326 3,326 CSGOBIG\_COIN | 5.6% | 0 | 0.0 | — | | [★ Karambit \| Lore (Factory New) knife · covert](https://gambatracker.com/items/karambit-lore-factory-new) | 1 in 100,000 | $1,750 1,750 CSGOBIG\_COIN | 3.0% | 0 | 0.0 | — | | [★ StatTrak™ Butterfly Knife \| Tiger Tooth (Minimal Wear) StatTrak · knife · #ffd700](https://gambatracker.com/items/stattrak-butterfly-knife-tiger-tooth-minimal-wear) | 1 in 50,000 | $1,732 1,732 CSGOBIG\_COIN | 5.9% | 0 | 0.0 | — | | [★ Karambit \| Tiger Tooth (Factory New) knife · covert](https://gambatracker.com/items/karambit-tiger-tooth-factory-new) | 1 in 33,333 | $1,162 1,162 CSGOBIG\_COIN | 5.9% | 0 | 0.0 | — | | [★ Specialist Gloves \| Fade (Minimal Wear) gloves · legendary](https://gambatracker.com/items/specialist-gloves-fade-minimal-wear) | 1 in 50,000 | $950 950 CSGOBIG\_COIN | 3.2% | 0 | 0.0 | — | | [★ Hand Wraps \| CAUTION! (Factory New) gloves · legendary](https://gambatracker.com/items/hand-wraps-caution-factory-new) | 1 in 50,000 | $847 847 CSGOBIG\_COIN | 2.9% | 0 | 0.0 | — | | [★ M9 Bayonet \| Blue Steel (Battle-Scarred) knife · covert](https://gambatracker.com/items/m9-bayonet-blue-steel-battle-scarred) | 1 in 33,333 | $692 692 CSGOBIG\_COIN | 3.5% | 0 | 0.0 | — | | [★ Bayonet \| Black Laminate (Well-Worn) knife · covert knife](https://gambatracker.com/items/bayonet-black-laminate-well-worn) | 1 in 33,333 | $248 248 CSGOBIG\_COIN | 1.3% | 0 | 0.0 | — | | [UMP-45 \| Plastique (Well-Worn) weapon · violet](https://gambatracker.com/items/ump-45-plastique-well-worn) | 55.0% | $0.44 0.44 CSGOBIG\_COIN | 40.9% | 3 | 3.8 | 0.78× | | [Desert Eagle \| Trigger Discipline (Battle-Scarred) weapon · violet](https://gambatracker.com/items/desert-eagle-trigger-discipline-battle-scarred) | 45.0% | $0.28 0.28 CSGOBIG\_COIN | 21.3% | 4 | 3.1 | 1.27× | Values are CSGOBig'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 `csgobig:api/cases/getDetails?id=419`, 11 Nov, 13:05 UTC. ## 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=csgobig&case=419) [Desert Eagle | Trigger Discipline (Battle-Scarred) weapon · violet](https://gambatracker.com/items/desert-eagle-trigger-discipline-battle-scarred) Hidden $0.66 0.66 CSGOBIG\_COIN $0.28 0.28 CSGOBIG\_COIN 0.42x 2026-11-11 17:39 UTC [Desert Eagle | Trigger Discipline (Battle-Scarred) weapon · violet](https://gambatracker.com/items/desert-eagle-trigger-discipline-battle-scarred) [javiSchz](https://gambatracker.com/players/csgobig/javiSchz) $0.66 0.66 CSGOBIG\_COIN $0.28 0.28 CSGOBIG\_COIN 0.42x 2026-11-10 15:50 UTC [Desert Eagle | Trigger Discipline (Battle-Scarred) weapon · violet](https://gambatracker.com/items/desert-eagle-trigger-discipline-battle-scarred) [⊹](https://gambatracker.com/players/csgobig/%E2%8A%B9) $0.66 0.66 CSGOBIG\_COIN $0.28 0.28 CSGOBIG\_COIN 0.42x 2026-11-09 11:19 UTC [UMP-45 | Plastique (Well-Worn) weapon · violet](https://gambatracker.com/items/ump-45-plastique-well-worn) Hidden $0.66 0.66 CSGOBIG\_COIN $0.44 0.44 CSGOBIG\_COIN 0.67x 2026-11-05 11:28 UTC [Desert Eagle | Trigger Discipline (Battle-Scarred) weapon · violet](https://gambatracker.com/items/desert-eagle-trigger-discipline-battle-scarred) Hidden $0.66 0.66 CSGOBIG\_COIN $0.28 0.28 CSGOBIG\_COIN 0.42x 2026-11-05 11:28 UTC [UMP-45 | Plastique (Well-Worn) weapon · violet](https://gambatracker.com/items/ump-45-plastique-well-worn) Hidden $0.66 0.66 CSGOBIG\_COIN $0.44 0.44 CSGOBIG\_COIN 0.67x 2026-11-05 11:28 UTC [UMP-45 | Plastique (Well-Worn) weapon · violet](https://gambatracker.com/items/ump-45-plastique-well-worn) [liad](https://gambatracker.com/players/csgobig/liad) $0.66 0.66 CSGOBIG\_COIN $0.44 0.44 CSGOBIG\_COIN 0.67x 2026-11-05 11:28 UTC ## Catalog changes · price, advertised RTP and contents, per capture | Captured | Price | Advertised | Items | | --- | --- | --- | --- | | 3 Nov, 04:27 UTC | $0.66 | 89.66% | 11 | Each opening is tested against the capture in force when it happened; a price or odds change starts a new one. listed legendary 0.0% covert 0.0% #ffd700 0.0% covert knife 0.0% violet 100.0% best hit — 18+ **Case opening is gambling with skins as the currency.** At 89.7% RTP, every $100 put into cases returns $89.66 on average: an expected loss of $10.34 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