--- title: "Toon Yolk case on CSGOBig: odds, RTP & drops · gambatracker" description: "Toon Yolk ($62.55) on CSGOBig, a CS2 case site: advertised RTP 89.94% from 12 items with odds. Item values at the site’s own prices, biggest and latest drops." url: https://gambatracker.com/cases/csgobig/1171 rendered: 2026-11-11T21:31Z --- [Case sites](https://gambatracker.com/case-sites) / [CSGOBig](https://gambatracker.com/case-sites/csgobig) / [Toon Yolk](https://gambatracker.com/cases/csgobig/1171) # [CSGOBig](https://gambatracker.com/case-sites/csgobig) · Toon Yolk 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/1171?window=24h) [7d](https://gambatracker.com/cases/csgobig/1171?window=7d) [30d](https://gambatracker.com/cases/csgobig/1171) [All](https://gambatracker.com/cases/csgobig/1171?window=all) Price · $62.55 · 62.55 CSGOBIG\_COIN Advertised RTP · 89.94% · EV $56.26 from 12 items Observed RTP, 30d · — · no counted openings Variance · 49.1× · of price², per opening Tail share · 16.2% · of openings carry half the EV Below price · 83.8% · 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/1171?window=24h) | 0 | — | — | — | | [7d](https://gambatracker.com/cases/csgobig/1171?window=7d) | 0 | — | — | — | | [30d](https://gambatracker.com/cases/csgobig/1171) | 0 | — | — | — | | [All](https://gambatracker.com/cases/csgobig/1171?window=all) | 0 | — | — | — | Enough sample: 100 openings and 5 expected rare hits (odds method) or 1,000 openings (sample method). ## Items, odds and values · 12 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 | | --- | --- | --- | --- | --- | --- | --- | | [★ Butterfly Knife \| Gamma Doppler (Factory New) (Emerald) knife · covert · Emerald](https://gambatracker.com/items/butterfly-knife-gamma-doppler-factory-new-emerald) | 1 in 1,000 | $13.4K 13,361 CSGOBIG\_COIN | 23.7% | 0 | 0.0 | — | | [StatTrak™ AK-47 \| Fire Serpent (Minimal Wear) StatTrak · weapon · legendary](https://gambatracker.com/items/stattrak-ak-47-fire-serpent-minimal-wear) | 1 in 1,000 | $3,500 3,500 CSGOBIG\_COIN | 6.2% | 0 | 0.0 | — | | [★ Butterfly Knife \| Blue Steel (Field-Tested) knife · covert](https://gambatracker.com/items/butterfly-knife-blue-steel-field-tested) | 1 in 1,038 | $991 991 CSGOBIG\_COIN | 1.7% | 0 | 0.0 | — | | [★ Bayonet \| Fade (Factory New) knife · covert](https://gambatracker.com/items/bayonet-fade-factory-new) | 1 in 1,000 | $947 947 CSGOBIG\_COIN | 1.7% | 0 | 0.0 | — | | [★ Skeleton Knife \| Boreal Forest (Field-Tested) knife · covert knife](https://gambatracker.com/items/skeleton-knife-boreal-forest-field-tested) | 1 in 1,033 | $291 291 CSGOBIG\_COIN | 0.5% | 0 | 0.0 | — | | [★ StatTrak™ Survival Knife \| Urban Masked (Minimal Wear) StatTrak · knife · covert knife](https://gambatracker.com/items/stattrak-survival-knife-urban-masked-minimal-wear) | 1 in 27 | $147 147 CSGOBIG\_COIN | 9.9% | 0 | 0.0 | — | | [StatTrak™ AWP \| Containment Breach (Well-Worn) StatTrak · weapon · red](https://gambatracker.com/items/stattrak-awp-containment-breach-well-worn) | 11.9% | $92.09 92.09 CSGOBIG\_COIN | 19.5% | 0 | 0.0 | — | | [Sticker \| apEX (Foil) \| Cologne 2016 sticker · exotic](https://gambatracker.com/items/sticker-apex-foil-cologne-2016) | 16.7% | $49.75 49.75 CSGOBIG\_COIN | 14.7% | 0 | 0.0 | — | | [StatTrak™ Negev \| Loudmouth (Minimal Wear) StatTrak · weapon · restricted](https://gambatracker.com/items/stattrak-negev-loudmouth-minimal-wear) | 18.5% | $29.65 29.65 CSGOBIG\_COIN | 9.8% | 0 | 0.0 | — | | [StatTrak™ AUG \| Arctic Wolf (Factory New) StatTrak · weapon · restricted](https://gambatracker.com/items/stattrak-aug-arctic-wolf-factory-new) | 12.6% | $19.90 19.9 CSGOBIG\_COIN | 4.5% | 0 | 0.0 | — | | [SG 553 \| Cyrex (Factory New) weapon · pink](https://gambatracker.com/items/sg-553-cyrex-factory-new) | 11.3% | $14.53 14.53 CSGOBIG\_COIN | 2.9% | 0 | 0.0 | — | | [StatTrak™ AUG \| Chameleon (Minimal Wear) StatTrak · weapon · covert](https://gambatracker.com/items/stattrak-aug-chameleon-minimal-wear) | 24.7% | $11.20 11.2 CSGOBIG\_COIN | 4.9% | 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=1171`, 11 Nov, 19:23 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=1171) **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 | $62.55 | 89.94% | 12 | Each opening is tested against the capture in force when it happened; a price or odds change starts a new one. listed covert 25.0% legendary 0.1% covert knife 3.9% red 11.9% exotic 16.7% restricted 31.2% pink 11.3% 18+ **Case opening is gambling with skins as the currency.** At 89.9% RTP, every $100 put into cases returns $89.94 on average: an expected loss of $10.06 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