--- title: "Mesopotamian Marvels case on CSGOBig: odds, RTP & drops" description: "Mesopotamian Marvels ($80.00) on CSGOBig, a CS2 case site: advertised RTP 90.00% from 12 items with odds. Independent and free, no sign-up." url: https://gambatracker.com/cases/csgobig/237 rendered: 2026-11-11T22:28Z --- [Case sites](https://gambatracker.com/case-sites) / [CSGOBig](https://gambatracker.com/case-sites/csgobig) / [Mesopotamian Marvels](https://gambatracker.com/cases/csgobig/237) # [CSGOBig](https://gambatracker.com/case-sites/csgobig) · Mesopotamian Marvels 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/237?window=24h) [7d](https://gambatracker.com/cases/csgobig/237?window=7d) [30d](https://gambatracker.com/cases/csgobig/237) [All](https://gambatracker.com/cases/csgobig/237?window=all) Price · $80.00 · 80 CSGOBIG\_COIN Advertised RTP · 90.00% · EV $72.00 from 12 items Observed RTP, 30d · — · no counted openings Variance · 16.1× · of price², per opening Tail share · 11.5% · of openings carry half the EV Below price · 76.5% · 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/237?window=24h) | 0 | — | — | — | | [7d](https://gambatracker.com/cases/csgobig/237?window=7d) | 0 | — | — | — | | [30d](https://gambatracker.com/cases/csgobig/237) | 0 | — | — | — | | [All](https://gambatracker.com/cases/csgobig/237?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 | | --- | --- | --- | --- | --- | --- | --- | | [★ StatTrak™ Shadow Daggers \| Doppler (Minimal Wear) (Sapphire) StatTrak · knife · covert · Sapphire](https://gambatracker.com/items/stattrak-shadow-daggers-doppler-minimal-wear-sapphire) | 1 in 100 | $3,198 3,198 CSGOBIG\_COIN | 44.4% | 0 | 0.0 | — | | [★ Gut Knife \| Autotronic (Minimal Wear) knife · covert](https://gambatracker.com/items/gut-knife-autotronic-minimal-wear) | 10.5% | $185 185 CSGOBIG\_COIN | 26.9% | 0 | 0.0 | — | | [P2000 \| Ocean Foam (Factory New) weapon · classified](https://gambatracker.com/items/p2000-ocean-foam-factory-new) | 1 in 33 | $147 147 CSGOBIG\_COIN | 6.2% | 0 | 0.0 | — | | [★ StatTrak™ Shadow Daggers \| Lore (Well-Worn) StatTrak · knife · covert knife](https://gambatracker.com/items/stattrak-shadow-daggers-lore-well-worn) | 1 in 11 | $131 131 CSGOBIG\_COIN | 16.4% | 0 | 0.0 | — | | [AK-47 \| The Empress (Battle-Scarred) weapon · covert](https://gambatracker.com/items/ak-47-the-empress-battle-scarred) | 1 in 17 | $20.63 20.63 CSGOBIG\_COIN | 1.7% | 0 | 0.0 | — | | [PP-Bizon \| Blue Streak (Factory New) weapon · restricted](https://gambatracker.com/items/pp-bizon-blue-streak-factory-new) | 1 in 13 | $19.50 19.5 CSGOBIG\_COIN | 2.0% | 0 | 0.0 | — | | [CZ75-Auto \| Nitro (Minimal Wear) weapon · mil spec](https://gambatracker.com/items/cz75-auto-nitro-minimal-wear) | 16.4% | $6.18 6.18 CSGOBIG\_COIN | 1.4% | 0 | 0.0 | — | | [Sticker \| Zero \| Atlanta 2017 sticker · #4B69FF](https://gambatracker.com/items/sticker-zero-atlanta-2017) | 1 in 64 | $6.14 6.14 CSGOBIG\_COIN | 0.1% | 0 | 0.0 | — | | [StatTrak™ MAC-10 \| Classic Crate (Factory New) StatTrak · weapon · Mil Spec](https://gambatracker.com/items/stattrak-mac-10-classic-crate-factory-new) | 12.0% | $1.47 1.47 CSGOBIG\_COIN | 0.2% | 0 | 0.0 | — | | [Sticker \| Repulsor sticker · milspec](https://gambatracker.com/items/sticker-repulsor) | 1 in 22 | $1.26 1.26 CSGOBIG\_COIN | 0.1% | 0 | 0.0 | — | | [Sticker \| flusha \| Cologne 2015 sticker · #4B69FF](https://gambatracker.com/items/sticker-flusha-cologne-2015) | 14.9% | $1.26 1.26 CSGOBIG\_COIN | 0.3% | 0 | 0.0 | — | | [SG 553 \| Cyberforce (Factory New) weapon · Rare](https://gambatracker.com/items/sg-553-cyberforce-factory-new) | 13.5% | $0.87 0.87 CSGOBIG\_COIN | 0.2% | 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=237`, 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=237) **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 | $80.00 | 90.00% | 12 | Each opening is tested against the capture in force when it happened; a price or odds change starts a new one. listed covert 17.5% classified 3.1% covert knife 9.0% restricted 7.5% mil spec 16.4% #4B69FF 16.5% Mil Spec 12.0% milspec 4.5% Rare 13.5% 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