--- title: "5% Prism Prism case on CSGOBig: odds, RTP & drops" description: "5% Prism Prism ($400.00) 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/115 rendered: 2026-11-11T14:08Z --- [Case sites](https://gambatracker.com/case-sites) / [CSGOBig](https://gambatracker.com/case-sites/csgobig) / [5% Prism Prism](https://gambatracker.com/cases/csgobig/115) # [CSGOBig](https://gambatracker.com/case-sites/csgobig) · 5% Prism Prism 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/115?window=24h) [7d](https://gambatracker.com/cases/csgobig/115?window=7d) [30d](https://gambatracker.com/cases/csgobig/115) [All](https://gambatracker.com/cases/csgobig/115?window=all) Price · $400.00 · 400 CSGOBIG\_COIN Advertised RTP · 90.00% · EV $359.99 from 12 items Observed RTP, 30d · — · no counted openings Variance · 8.6× · of price², per opening Tail share · 1 in 20 · of openings carry half the EV Below price · 83.5% · 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/115?window=24h) | 0 | — | — | — | | [7d](https://gambatracker.com/cases/csgobig/115?window=7d) | 0 | — | — | — | | [30d](https://gambatracker.com/cases/csgobig/115) | 0 | — | — | — | | [All](https://gambatracker.com/cases/csgobig/115?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 | | --- | --- | --- | --- | --- | --- | --- | | [★ Specialist Gloves \| Fade (Factory New) gloves · legendary](https://gambatracker.com/items/specialist-gloves-fade-factory-new) | 1 in 20 | $5,358 5,358 CSGOBIG\_COIN | 74.4% | 0 | 0.0 | — | | [★ Butterfly Knife \| Stained (Well-Worn) knife · gold](https://gambatracker.com/items/butterfly-knife-stained-well-worn) | 11.5% | $741 741 CSGOBIG\_COIN | 23.7% | 0 | 0.0 | — | | [Sticker \| MOUZ (Holo) \| Stockholm 2021 sticker · Mythical](https://gambatracker.com/items/sticker-mouz-holo-stockholm-2021) | 1 in 17 | $44.35 44.35 CSGOBIG\_COIN | 0.7% | 0 | 0.0 | — | | [StatTrak™ CZ75-Auto \| Tread Plate (Factory New) StatTrak · weapon · Restricted](https://gambatracker.com/items/stattrak-cz75-auto-tread-plate-factory-new) | 14.4% | $19.13 19.13 CSGOBIG\_COIN | 0.8% | 0 | 0.0 | — | | [Sticker \| B1ad3 \| Cologne 2015 sticker · #4B69FF](https://gambatracker.com/items/sticker-b1ad3-cologne-2015) | 10.1% | $12.84 12.84 CSGOBIG\_COIN | 0.4% | 0 | 0.0 | — | | [StatTrak™ MP9 \| Deadly Poison (Field-Tested) StatTrak · weapon · mil spec](https://gambatracker.com/items/stattrak-mp9-deadly-poison-field-tested) | 1 in 14 | $0.68 0.68 CSGOBIG\_COIN | 0.0% | 0 | 0.0 | — | | [StatTrak™ SCAR-20 \| Poultrygeist (Minimal Wear) StatTrak · weapon · milspec](https://gambatracker.com/items/stattrak-scar-20-poultrygeist-minimal-wear) | 1 in 35 | $0.49 0.49 CSGOBIG\_COIN | 0.0% | 0 | 0.0 | — | | [Negev \| Dazzle (Minimal Wear) weapon · mil spec](https://gambatracker.com/items/negev-dazzle-minimal-wear) | 13.0% | $0.37 0.37 CSGOBIG\_COIN | 0.0% | 0 | 0.0 | — | | [Nova \| Wild Six (Field-Tested) weapon · restricted](https://gambatracker.com/items/nova-wild-six-field-tested) | 15.8% | $0.36 0.36 CSGOBIG\_COIN | 0.0% | 0 | 0.0 | — | | [StatTrak™ SCAR-20 \| Green Marine (Well-Worn) StatTrak · weapon · milspec](https://gambatracker.com/items/stattrak-scar-20-green-marine-well-worn) | 1 in 12 | $0.35 0.35 CSGOBIG\_COIN | 0.0% | 0 | 0.0 | — | | [MAG-7 \| Metallic DDPAT (Factory New) weapon · light blue](https://gambatracker.com/items/mag-7-metallic-ddpat-factory-new) | 1 in 69 | $0.22 0.22 CSGOBIG\_COIN | 0.0% | 0 | 0.0 | — | | [Souvenir P2000 \| Grassland (Field-Tested) Souvenir · weapon · #5E98D9](https://gambatracker.com/items/souvenir-p2000-grassland-field-tested) | 1 in 23 | $0.12 0.12 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=115`, 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=115) **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 | $400 | 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 legendary 5.0% gold 11.5% Mythical 5.8% Restricted 14.4% #4B69FF 10.1% mil spec 20.2% milspec 11.5% restricted 15.8% light blue 1.4% #5E98D9 4.3% 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