--- title: "Surf And Turf case on CSGOBig: odds, RTP & drops" description: "Surf And Turf ($50.00) on CSGOBig, a CS2 case site: advertised RTP 90.00% from 12 items with odds, observed 17.89% over 17 openings in 30 days." url: https://gambatracker.com/cases/csgobig/202 rendered: 2026-11-11T13:35Z --- [Case sites](https://gambatracker.com/case-sites) / [CSGOBig](https://gambatracker.com/case-sites/csgobig) / [Surf And Turf](https://gambatracker.com/cases/csgobig/202) # [CSGOBig](https://gambatracker.com/case-sites/csgobig) · Surf And Turf 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/202?window=24h) [7d](https://gambatracker.com/cases/csgobig/202?window=7d) [30d](https://gambatracker.com/cases/csgobig/202) [All](https://gambatracker.com/cases/csgobig/202?window=all) Price · $50.00 · 50 CSGOBIG\_COIN Advertised RTP · 90.00% · EV $45.00 from 12 items Observed RTP, 30d · 17.89% · 17 openings, odds method Variance · 29.9× · of price², per opening Tail share · 1 in 100 · of openings carry half the EV Below price · 90.0% · 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 · 7 openings · below min 7 days · 13 openings · below min 30 days · 17 openings · below min since tracking started · 17 openings · below min -0.5% 210.5% 421.5% **Small sample.** 17 openings and 0.2 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/202?window=24h) | 7 | 15.67% ±405.4 | — | odds | | [7d](https://gambatracker.com/cases/csgobig/202?window=7d) | 13 | 15.97% ±297.5 | — | odds | | [30d](https://gambatracker.com/cases/csgobig/202) | 17 | 17.89% ±260.1 | — | odds | | [All](https://gambatracker.com/cases/csgobig/202?window=all) | 17 | 17.89% ±260.1 | — | 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 17 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 \| Doppler (Factory New) (Phase 4) knife · covert · Phase 4](https://gambatracker.com/items/butterfly-knife-doppler-factory-new-phase-4) | 1 in 100 | $2,749 2,749 CSGOBIG\_COIN | 61.1% | 0 | 0.2 | — | | [P2000 \| Ocean Foam (Minimal Wear) weapon · classified](https://gambatracker.com/items/p2000-ocean-foam-minimal-wear) | 1 in 11 | $104 104 CSGOBIG\_COIN | 20.8% | 0 | 1.5 | 0.00× | | [StatTrak™ Desert Eagle \| Ocean Drive (Field-Tested) StatTrak · weapon · covert](https://gambatracker.com/items/stattrak-desert-eagle-ocean-drive-field-tested) | 16.5% | $45.56 45.56 CSGOBIG\_COIN | 16.7% | 3 | 2.8 | 1.07× | | [StatTrak™ MP7 \| Ocean Foam (Factory New) StatTrak · weapon · restricted](https://gambatracker.com/items/stattrak-mp7-ocean-foam-factory-new) | 1 in 66 | $7.09 7.09 CSGOBIG\_COIN | 0.2% | 1 | 0.3 | — | | [MAG-7 \| Seabird (Battle-Scarred) weapon · #B0C3D9](https://gambatracker.com/items/mag-7-seabird-battle-scarred) | 12.0% | $1.43 1.43 CSGOBIG\_COIN | 0.4% | 0 | 2.0 | 0.00× | | [MP7 \| Cirrus (Factory New) weapon · mil spec](https://gambatracker.com/items/mp7-cirrus-factory-new) | 10.5% | $0.94 0.94 CSGOBIG\_COIN | 0.2% | 3 | 1.8 | 1.68× | | [StatTrak™ MAC-10 \| Oceanic (Factory New) StatTrak · weapon · Mil Spec Grade](https://gambatracker.com/items/stattrak-mac-10-oceanic-factory-new) | 13.5% | $0.92 0.92 CSGOBIG\_COIN | 0.3% | 3 | 2.3 | 1.31× | | [StatTrak™ P2000 \| Oceanic (Factory New) StatTrak · weapon · Mil Spec Grade](https://gambatracker.com/items/stattrak-p2000-oceanic-factory-new) | 1 in 13 | $0.83 0.83 CSGOBIG\_COIN | 0.1% | 1 | 1.3 | 0.78× | | [MAC-10 \| Oceanic (Factory New) weapon · #4b69ff](https://gambatracker.com/items/mac-10-oceanic-factory-new) | 15.0% | $0.35 0.35 CSGOBIG\_COIN | 0.1% | 4 | 2.5 | 1.57× | | [Glock-18 \| High Beam (Factory New) weapon · light blue](https://gambatracker.com/items/glock-18-high-beam-factory-new) | 1 in 22 | $0.23 0.23 CSGOBIG\_COIN | 0.0% | 2 | 0.8 | — | | [StatTrak™ XM1014 \| Oxide Blaze (Well-Worn) StatTrak · weapon · milspec](https://gambatracker.com/items/stattrak-xm1014-oxide-blaze-well-worn) | 1 in 33 | $0.22 0.22 CSGOBIG\_COIN | 0.0% | 0 | 0.5 | — | | [P2000 \| Oceanic (Battle-Scarred) weapon · #4b69ff](https://gambatracker.com/items/p2000-oceanic-battle-scarred) | 1 in 17 | $0.12 0.12 CSGOBIG\_COIN | 0.0% | 0 | 1.0 | 0.00× | 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=202`, 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=202) [MAC-10 | Oceanic (Factory New) weapon · #4b69ff](https://gambatracker.com/items/mac-10-oceanic-factory-new) Hidden $50.00 50 CSGOBIG\_COIN $0.35 0.35 CSGOBIG\_COIN 0.01x 2026-11-10 15:39 UTC [StatTrak™ MP7 | Ocean Foam (Factory New) StatTrak · weapon · restricted](https://gambatracker.com/items/stattrak-mp7-ocean-foam-factory-new) Hidden $50.00 50 CSGOBIG\_COIN $7.09 7.09 CSGOBIG\_COIN 0.14x 2026-11-10 15:39 UTC [StatTrak™ Desert Eagle | Ocean Drive (Field-Tested) StatTrak · weapon · covert](https://gambatracker.com/items/stattrak-desert-eagle-ocean-drive-field-tested) Hidden $50.00 50 CSGOBIG\_COIN $45.56 45.56 CSGOBIG\_COIN 0.91x 2026-11-10 15:39 UTC [MAC-10 | Oceanic (Factory New) weapon · #4b69ff](https://gambatracker.com/items/mac-10-oceanic-factory-new) Hidden $50.00 50 CSGOBIG\_COIN $0.35 0.35 CSGOBIG\_COIN 0.01x 2026-11-10 15:39 UTC [MAC-10 | Oceanic (Factory New) weapon · #4b69ff](https://gambatracker.com/items/mac-10-oceanic-factory-new) Hidden $50.00 50 CSGOBIG\_COIN $0.35 0.35 CSGOBIG\_COIN 0.01x 2026-11-10 15:39 UTC [StatTrak™ MAC-10 | Oceanic (Factory New) StatTrak · weapon · Mil Spec Grade](https://gambatracker.com/items/stattrak-mac-10-oceanic-factory-new) Hidden $50.00 50 CSGOBIG\_COIN $0.92 0.92 CSGOBIG\_COIN 0.02x 2026-11-10 15:39 UTC [Glock-18 | High Beam (Factory New) weapon · light blue](https://gambatracker.com/items/glock-18-high-beam-factory-new) Hidden $50.00 50 CSGOBIG\_COIN $0.23 0.23 CSGOBIG\_COIN 0.00x 2026-11-10 15:39 UTC [MP7 | Cirrus (Factory New) weapon · mil spec](https://gambatracker.com/items/mp7-cirrus-factory-new) Hidden $50.00 50 CSGOBIG\_COIN $0.94 0.94 CSGOBIG\_COIN 0.02x 2026-11-10 09:50 UTC [StatTrak™ Desert Eagle | Ocean Drive (Field-Tested) StatTrak · weapon · covert](https://gambatracker.com/items/stattrak-desert-eagle-ocean-drive-field-tested) Hidden $50.00 50 CSGOBIG\_COIN $45.56 45.56 CSGOBIG\_COIN 0.91x 2026-11-10 09:50 UTC [MAC-10 | Oceanic (Factory New) weapon · #4b69ff](https://gambatracker.com/items/mac-10-oceanic-factory-new) Hidden $50.00 50 CSGOBIG\_COIN $0.35 0.35 CSGOBIG\_COIN 0.01x 2026-11-10 09:50 UTC ## Catalog changes · price, advertised RTP and contents, per capture | Captured | Price | Advertised | Items | | --- | --- | --- | --- | | 3 Nov, 04:27 UTC | $50.00 | 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 9.0% restricted 1.5% #B0C3D9 12.0% mil spec 10.5% Mil Spec Grade 21.0% #4b69ff 21.0% light blue 4.5% milspec 3.0% 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