--- title: "Ancient Ruins case on CSGOBig: odds, RTP & drops" description: "Ancient Ruins ($15.00) on CSGOBig, a CS2 case site: advertised RTP 90.00% from 12 items with odds, observed 49.26% over 34 openings in 30 days." url: https://gambatracker.com/cases/csgobig/194 rendered: 2026-11-11T14:06Z --- [Case sites](https://gambatracker.com/case-sites) / [CSGOBig](https://gambatracker.com/case-sites/csgobig) / [Ancient Ruins](https://gambatracker.com/cases/csgobig/194) # [CSGOBig](https://gambatracker.com/case-sites/csgobig) · Ancient Ruins 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/194?window=24h) [7d](https://gambatracker.com/cases/csgobig/194?window=7d) [30d](https://gambatracker.com/cases/csgobig/194) [All](https://gambatracker.com/cases/csgobig/194?window=all) Price · $15.00 · 15 CSGOBIG\_COIN Advertised RTP · 90.00% · EV $13.50 from 12 items Observed RTP, 30d · 49.26% · 34 openings, odds method Variance · 119.6× · of price², per opening Tail share · 1 in 16 · of openings carry half the EV Below price · 90.8% · 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 · 3 openings · below min 7 days · 28 openings · below min 30 days · 34 openings · below min since tracking started · 34 openings · below min -0.5% 619.3% 1239.0% **Small sample.** 34 openings and 2.1 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/194?window=24h) | 3 | 0.87% ±1237.6 | — | odds | | [7d](https://gambatracker.com/cases/csgobig/194?window=7d) | 28 | 36.16% ±405.1 | — | odds | | [30d](https://gambatracker.com/cases/csgobig/194) | 34 | 49.26% ±367.6 | — | odds | | [All](https://gambatracker.com/cases/csgobig/194?window=all) | 34 | 49.26% ±367.6 | — | odds | 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 34 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 | | --- | --- | --- | --- | --- | --- | --- | | [Souvenir AK-47 \| Gold Arabesque (Minimal Wear) Souvenir · weapon · covert](https://gambatracker.com/items/souvenir-ak-47-gold-arabesque-minimal-wear) | 1 in 1,000 | $5,156 5,156 CSGOBIG\_COIN | 38.2% | 0 | 0.0 | — | | [★ Driver Gloves \| Lunar Weave (Battle-Scarred) gloves · extraordinary](https://gambatracker.com/items/driver-gloves-lunar-weave-battle-scarred) | 1 in 16 | $86.36 86.36 CSGOBIG\_COIN | 38.8% | 2 | 2.1 | 0.97× | | [MAC-10 \| Fade (Minimal Wear) weapon · Mil Spec Grade](https://gambatracker.com/items/mac-10-fade-minimal-wear) | 1 in 33 | $37.91 37.91 CSGOBIG\_COIN | 8.5% | 0 | 1.0 | 0.00× | | [StatTrak™ M4A4 \| Neo-Noir (Field-Tested) StatTrak · weapon · covert](https://gambatracker.com/items/stattrak-m4a4-neo-noir-field-tested) | 1 in 65 | $14.13 14.13 CSGOBIG\_COIN | 1.6% | 0 | 0.5 | — | | [Souvenir USP-S \| Ancient Visions (Well-Worn) Souvenir · weapon · #8847FF](https://gambatracker.com/items/souvenir-usp-s-ancient-visions-well-worn) | 1 in 22 | $9.15 9.15 CSGOBIG\_COIN | 3.1% | 2 | 1.5 | 1.29× | | [R8 Revolver \| Fade (Field-Tested) weapon · covert](https://gambatracker.com/items/r8-revolver-fade-field-tested) | 10.6% | $6.50 6.5 CSGOBIG\_COIN | 5.1% | 6 | 3.6 | 1.67× | | [G3SG1 \| Ancient Ritual (Well-Worn) weapon · Industrial Grade](https://gambatracker.com/items/g3sg1-ancient-ritual-well-worn) | 1 in 11 | $5.45 5.45 CSGOBIG\_COIN | 3.7% | 3 | 3.1 | 0.97× | | [P90 \| Ancient Earth (Minimal Wear) weapon · gray](https://gambatracker.com/items/p90-ancient-earth-minimal-wear) | 12.1% | $0.35 0.35 CSGOBIG\_COIN | 0.3% | 4 | 4.1 | 0.97× | | [AUG \| Amber Fade (Well-Worn) weapon · milspec](https://gambatracker.com/items/aug-amber-fade-well-worn) | 15.1% | $0.35 0.35 CSGOBIG\_COIN | 0.4% | 6 | 5.1 | 1.17× | | [P90 \| Ancient Earth (Field-Tested) weapon · gray](https://gambatracker.com/items/p90-ancient-earth-field-tested) | 1 in 13 | $0.18 0.18 CSGOBIG\_COIN | 0.1% | 3 | 2.6 | 1.17× | | [Souvenir P90 \| Ancient Earth (Field-Tested) Souvenir · weapon · Common](https://gambatracker.com/items/souvenir-p90-ancient-earth-field-tested) | 13.6% | $0.11 0.11 CSGOBIG\_COIN | 0.1% | 4 | 4.6 | 0.86× | | [Sticker \| Ancient Protector sticker · High Grade](https://gambatracker.com/items/sticker-ancient-protector) | 16.6% | $0.10 0.1 CSGOBIG\_COIN | 0.1% | 4 | 5.7 | 0.71× | 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=194`, 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=194) [Souvenir P90 | Ancient Earth (Field-Tested) Souvenir · weapon · Common](https://gambatracker.com/items/souvenir-p90-ancient-earth-field-tested) Hidden $15.00 15 CSGOBIG\_COIN $0.11 0.11 CSGOBIG\_COIN 0.01x 2026-11-11 12:49 UTC [P90 | Ancient Earth (Field-Tested) weapon · gray](https://gambatracker.com/items/p90-ancient-earth-field-tested) Hidden $15.00 15 CSGOBIG\_COIN $0.18 0.18 CSGOBIG\_COIN 0.01x 2026-11-11 12:49 UTC [Sticker | Ancient Protector sticker · High Grade](https://gambatracker.com/items/sticker-ancient-protector) Hidden $15.00 15 CSGOBIG\_COIN $0.10 0.1 CSGOBIG\_COIN 0.01x 2026-11-11 12:49 UTC [R8 Revolver | Fade (Field-Tested) weapon · covert](https://gambatracker.com/items/r8-revolver-fade-field-tested) Hidden $15.00 15 CSGOBIG\_COIN $6.50 6.5 CSGOBIG\_COIN 0.43x 2026-11-09 09:19 UTC [AUG | Amber Fade (Well-Worn) weapon · milspec](https://gambatracker.com/items/aug-amber-fade-well-worn) Hidden $15.00 15 CSGOBIG\_COIN $0.35 0.35 CSGOBIG\_COIN 0.02x 2026-11-09 09:19 UTC [Souvenir P90 | Ancient Earth (Field-Tested) Souvenir · weapon · Common](https://gambatracker.com/items/souvenir-p90-ancient-earth-field-tested) Hidden $15.00 15 CSGOBIG\_COIN $0.11 0.11 CSGOBIG\_COIN 0.01x 2026-11-09 09:19 UTC [P90 | Ancient Earth (Minimal Wear) weapon · gray](https://gambatracker.com/items/p90-ancient-earth-minimal-wear) [GameHunter](https://gambatracker.com/players/csgobig/GameHunter) $15.00 15 CSGOBIG\_COIN $0.35 0.35 CSGOBIG\_COIN 0.02x 2026-11-09 09:19 UTC [G3SG1 | Ancient Ritual (Well-Worn) weapon · Industrial Grade](https://gambatracker.com/items/g3sg1-ancient-ritual-well-worn) Hidden $15.00 15 CSGOBIG\_COIN $5.45 5.45 CSGOBIG\_COIN 0.36x 2026-11-09 01:29 UTC [P90 | Ancient Earth (Minimal Wear) weapon · gray](https://gambatracker.com/items/p90-ancient-earth-minimal-wear) Hidden $15.00 15 CSGOBIG\_COIN $0.35 0.35 CSGOBIG\_COIN 0.02x 2026-11-09 01:29 UTC [Sticker | Ancient Protector sticker · High Grade](https://gambatracker.com/items/sticker-ancient-protector) Hidden $15.00 15 CSGOBIG\_COIN $0.10 0.1 CSGOBIG\_COIN 0.01x 2026-11-09 01:29 UTC ## Catalog changes · price, advertised RTP and contents, per capture | Captured | Price | Advertised | Items | | --- | --- | --- | --- | | 3 Nov, 04:27 UTC | $15.00 | 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 12.2% extraordinary 6.1% Mil Spec Grade 3.0% #8847FF 4.6% Industrial Grade 9.1% gray 19.7% milspec 15.1% Common 13.6% High Grade 16.6% best hit — 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