--- title: "Collision case on CSGOBig: odds, RTP & drops · gambatracker" description: "Collision ($500.00) on CSGOBig, a CS2 case site: advertised RTP 90.00% from 20 items with odds. Item values at the site’s own prices, biggest and latest drops." url: https://gambatracker.com/cases/csgobig/28 rendered: 2026-11-11T13:18Z --- [Case sites](https://gambatracker.com/case-sites) / [CSGOBig](https://gambatracker.com/case-sites/csgobig) / [Collision](https://gambatracker.com/cases/csgobig/28) # [CSGOBig](https://gambatracker.com/case-sites/csgobig) · Collision 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/28?window=24h) [7d](https://gambatracker.com/cases/csgobig/28?window=7d) [30d](https://gambatracker.com/cases/csgobig/28) [All](https://gambatracker.com/cases/csgobig/28?window=all) Price · $500.00 · 500 CSGOBIG\_COIN Advertised RTP · 90.00% · EV $450.00 from 20 items Observed RTP, 30d · — · no counted openings Variance · 8.9× · of price², per opening Tail share · 1 in 29 · of openings carry half the EV Below price · 85.0% · of openings return less than the price ## Advertised vs observed · per window, 95% band and the advertised marker **No counted openings yet** Openings inside battles and free cases are listed but never counted. ## Windows · the test per window | Window | Openings | Observed | Dev. | Method | | --- | --- | --- | --- | --- | | [24h](https://gambatracker.com/cases/csgobig/28?window=24h) | 0 | — | — | — | | [7d](https://gambatracker.com/cases/csgobig/28?window=7d) | 0 | — | — | — | | [30d](https://gambatracker.com/cases/csgobig/28) | 0 | — | — | — | | [All](https://gambatracker.com/cases/csgobig/28?window=all) | 0 | — | — | — | Enough sample: 100 openings and 5 expected rare hits (odds method) or 1,000 openings (sample method). ## Items, odds and values · 20 items · odds sum to 1 · observed counts over 0 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™ M4A4 \| Howl (Factory New) StatTrak · weapon · contraband](https://gambatracker.com/items/stattrak-m4a4-howl-factory-new) | 1 in 100 | $12.9K 12,888 CSGOBIG\_COIN | 28.6% | 0 | 0.0 | — | | [AWP \| Gungnir (Field-Tested) weapon · covert](https://gambatracker.com/items/awp-gungnir-field-tested) | 1 in 100 | $7,624 7,624 CSGOBIG\_COIN | 16.9% | 0 | 0.0 | — | | [★ StatTrak™ Skeleton Knife \| Fade (Minimal Wear) StatTrak · knife · #EB4B4B](https://gambatracker.com/items/stattrak-skeleton-knife-fade-minimal-wear) | 1 in 67 | $1,850 1,850 CSGOBIG\_COIN | 6.2% | 0 | 0.0 | — | | [★ Sport Gloves \| Hedge Maze (Well-Worn) gloves · extraordinary](https://gambatracker.com/items/sport-gloves-hedge-maze-well-worn) | 1 in 67 | $1,550 1,550 CSGOBIG\_COIN | 5.2% | 0 | 0.0 | — | | [StatTrak™ USP-S \| Kill Confirmed (Factory New) StatTrak · weapon · covert](https://gambatracker.com/items/stattrak-usp-s-kill-confirmed-factory-new) | 1 in 20 | $805 805 CSGOBIG\_COIN | 8.9% | 0 | 0.0 | — | | [★ Stiletto Knife \| Fade (Factory New) knife · covert](https://gambatracker.com/items/stiletto-knife-fade-factory-new) | 1 in 20 | $768 768 CSGOBIG\_COIN | 8.5% | 0 | 0.0 | — | | [StatTrak™ P90 \| Emerald Dragon (Minimal Wear) StatTrak · weapon · classified](https://gambatracker.com/items/stattrak-p90-emerald-dragon-minimal-wear) | 10.0% | $475 475 CSGOBIG\_COIN | 10.6% | 0 | 0.0 | — | | [★ M9 Bayonet \| Safari Mesh (Battle-Scarred) knife · covert](https://gambatracker.com/items/m9-bayonet-safari-mesh-battle-scarred) | 1 in 10 | $377 377 CSGOBIG\_COIN | 8.2% | 0 | 0.0 | — | | [★ Hand Wraps \| Leather (Minimal Wear) gloves · extraordinary](https://gambatracker.com/items/hand-wraps-leather-minimal-wear) | 1 in 24 | $338 338 CSGOBIG\_COIN | 3.1% | 0 | 0.0 | — | | [★ Nomad Knife \| Safari Mesh (Minimal Wear) knife · covert knife](https://gambatracker.com/items/nomad-knife-safari-mesh-minimal-wear) | 1 in 20 | $162 162 CSGOBIG\_COIN | 1.8% | 0 | 0.0 | — | | [Dual Berettas \| Cobra Strike (Minimal Wear) weapon · classified](https://gambatracker.com/items/dual-berettas-cobra-strike-minimal-wear) | 10.7% | $45.45 45.45 CSGOBIG\_COIN | 1.1% | 0 | 0.0 | — | | [SCAR-20 \| Splash Jam (Minimal Wear) weapon · classified](https://gambatracker.com/items/scar-20-splash-jam-minimal-wear) | 1 in 14 | $31.00 31 CSGOBIG\_COIN | 0.5% | 0 | 0.0 | — | | [StatTrak™ MP9 \| Mount Fuji (Factory New) StatTrak · weapon · restricted](https://gambatracker.com/items/stattrak-mp9-mount-fuji-factory-new) | 1 in 116 | $12.09 12.09 CSGOBIG\_COIN | 0.0% | 0 | 0.0 | — | | [AWP \| Fever Dream (Minimal Wear) weapon · classified](https://gambatracker.com/items/awp-fever-dream-minimal-wear) | 1 in 11 | $9.53 9.53 CSGOBIG\_COIN | 0.2% | 0 | 0.0 | — | | [M4A4 \| Jungle Tiger (Battle-Scarred) weapon · industrial](https://gambatracker.com/items/m4a4-jungle-tiger-battle-scarred) | 1 in 59 | $6.90 6.9 CSGOBIG\_COIN | 0.0% | 0 | 0.0 | — | | [Souvenir P90 \| Facility Negative (Minimal Wear) Souvenir · weapon · #4B69FF](https://gambatracker.com/items/souvenir-p90-facility-negative-minimal-wear) | 1 in 30 | $2.03 2.03 CSGOBIG\_COIN | 0.0% | 0 | 0.0 | — | | [Sticker \| NQZ (Glitter) \| Rio 2022 sticker · #8847FF](https://gambatracker.com/items/sticker-nqz-glitter-rio-2022) | 1 in 15 | $1.74 1.74 CSGOBIG\_COIN | 0.0% | 0 | 0.0 | — | | [Music Kit \| Juelz, Shooters music kit · #4B69FF](https://gambatracker.com/items/music-kit-juelz-shooters) | 1 in 12 | $1.51 1.51 CSGOBIG\_COIN | 0.0% | 0 | 0.0 | — | | [Sticker \| saffee (Holo) \| Antwerp 2022 sticker · #D32CE6](https://gambatracker.com/items/sticker-saffee-holo-antwerp-2022) | 1 in 40 | $1.48 1.48 CSGOBIG\_COIN | 0.0% | 0 | 0.0 | — | | [Souvenir SCAR-20 \| Storm (Battle-Scarred) Souvenir · weapon · #B0C3D9](https://gambatracker.com/items/souvenir-scar-20-storm-battle-scarred) | 1 in 17 | $1.12 1.12 CSGOBIG\_COIN | 0.0% | 0 | 0.0 | — | 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=28`, 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=28) **No drops yet** No drop from this case seen yet. ## Observed RTP over time · daily, 30 days No history yet ## Catalog changes · price, advertised RTP and contents, per capture | Captured | Price | Advertised | Items | | --- | --- | --- | --- | | 3 Nov, 04:27 UTC | $500 | 90.00% | 20 | Each opening is tested against the capture in force when it happened; a price or odds change starts a new one. listed contraband 1.0% covert 20.9% #EB4B4B 1.5% extraordinary 5.6% classified 37.1% covert knife 5.0% restricted 0.9% industrial 1.7% #4B69FF 11.5% #8847FF 6.6% #D32CE6 2.5% #B0C3D9 5.8% 18+ **Case opening is gambling with skins as the currency.** At 90.0% RTP, every $100 put into cases returns $90.00 on average: an expected loss of $10.00 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