--- title: "Krabby case on CSGOBig: odds, RTP & drops · gambatracker" description: "Krabby ($68.52) on CSGOBig, a CS2 case site: advertised RTP 89.98% from 13 items with odds, observed 525.58% over 3 openings in 30 days." url: https://gambatracker.com/cases/csgobig/1149 rendered: 2026-11-11T20:59Z --- [Case sites](https://gambatracker.com/case-sites) / [CSGOBig](https://gambatracker.com/case-sites/csgobig) / [Krabby](https://gambatracker.com/cases/csgobig/1149) # [CSGOBig](https://gambatracker.com/case-sites/csgobig) · Krabby 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/1149?window=24h) [7d](https://gambatracker.com/cases/csgobig/1149?window=7d) [30d](https://gambatracker.com/cases/csgobig/1149) [All](https://gambatracker.com/cases/csgobig/1149?window=all) Price · $68.52 · 68.52 CSGOBIG\_COIN Advertised RTP · 89.98% · EV $61.65 from 13 items Observed RTP, 30d · 525.58% · 3 openings, odds method Variance · 1.9× · of price², per opening Tail share · 26.3% · of openings carry half the EV Below price · 73.7% · 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 · 3 openings · below min 30 days · 3 openings · below min since tracking started · 3 openings · below min 89.5% 385.8% 682.0% **Small sample.** 3 openings and 0.8 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/1149?window=24h) | 3 | 525.58% ±155.8 | — | odds | | [7d](https://gambatracker.com/cases/csgobig/1149?window=7d) | 3 | 525.58% ±155.8 | — | odds | | [30d](https://gambatracker.com/cases/csgobig/1149) | 3 | 525.58% ±155.8 | — | odds | | [All](https://gambatracker.com/cases/csgobig/1149?window=all) | 3 | 525.58% ±155.8 | — | odds | Enough sample: 100 openings and 5 expected rare hits (odds method) or 1,000 openings (sample method). ## Items, odds and values · 13 items · odds sum to 1 · observed counts over 3 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 \| Fade (Factory New) knife · covert](https://gambatracker.com/items/butterfly-knife-fade-factory-new) | 1 in 10,000 | $2,745 2,745 CSGOBIG\_COIN | 0.4% | 0 | 0.0 | — | | [AK-47 \| Gold Arabesque (Battle-Scarred) weapon · covert](https://gambatracker.com/items/ak-47-gold-arabesque-battle-scarred) | 1 in 1,429 | $1,656 1,656 CSGOBIG\_COIN | 1.9% | 0 | 0.0 | — | | [M4A4 \| Eye of Horus (Factory New) weapon · #eb4b4b](https://gambatracker.com/items/m4a4-eye-of-horus-factory-new) | 1 in 2,000 | $1,564 1,564 CSGOBIG\_COIN | 1.3% | 0 | 0.0 | — | | [★ M9 Bayonet \| Tiger Tooth (Factory New) knife · covert](https://gambatracker.com/items/m9-bayonet-tiger-tooth-factory-new) | 1 in 667 | $1,088 1,088 CSGOBIG\_COIN | 2.6% | 0 | 0.0 | — | | [AWP \| Fade (Minimal Wear) weapon · covert](https://gambatracker.com/items/awp-fade-minimal-wear) | 1 in 1,000 | $1,061 1,061 CSGOBIG\_COIN | 1.7% | 0 | 0.0 | — | | [★ M9 Bayonet \| Crimson Web (Minimal Wear) knife · covert](https://gambatracker.com/items/m9-bayonet-crimson-web-minimal-wear) | 1 in 1,000 | $907 907 CSGOBIG\_COIN | 1.5% | 1 | 0.0 | — | | [★ Karambit \| Stained (Battle-Scarred) knife · covert](https://gambatracker.com/items/karambit-stained-battle-scarred) | 1 in 1,017 | $693 693 CSGOBIG\_COIN | 1.1% | 0 | 0.0 | — | | [★ Nomad Knife \| Scorched (Factory New) knife · covert knife](https://gambatracker.com/items/nomad-knife-scorched-factory-new) | 1 in 1,030 | $268 268 CSGOBIG\_COIN | 0.4% | 0 | 0.0 | — | | [Sticker \| 3DMAX (Foil) \| Katowice 2015 sticker · Legendary](https://gambatracker.com/items/sticker-3dmax-foil-katowice-2015) | 1 in 12 | $149 149 CSGOBIG\_COIN | 19.9% | 1 | 0.2 | — | | [Sticker \| dAT team (Holo) \| Cologne 2014 sticker · #8847FF](https://gambatracker.com/items/sticker-dat-team-holo-cologne-2014) | 17.4% | $97.90 97.9 CSGOBIG\_COIN | 27.6% | 0 | 0.5 | — | | [Sticker \| NQZ (Gold) \| Rio 2022 sticker · #EB4B4B](https://gambatracker.com/items/sticker-nqz-gold-rio-2022) | 18.8% | $58.16 58.16 CSGOBIG\_COIN | 17.8% | 0 | 0.6 | — | | [AWP \| Corticera (Factory New) weapon · classified](https://gambatracker.com/items/awp-corticera-factory-new) | 14.1% | $34.72 34.72 CSGOBIG\_COIN | 7.9% | 0 | 0.4 | — | | [Galil AR \| Phoenix Blacklight (Battle-Scarred) weapon · restricted](https://gambatracker.com/items/galil-ar-phoenix-blacklight-battle-scarred) | 40.7% | $23.90 23.9 CSGOBIG\_COIN | 15.8% | 1 | 1.2 | 0.82× | 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=1149`, 11 Nov, 19:23 UTC. ## Biggest drops · from this case, by value [★ M9 Bayonet | Crimson Web (Minimal Wear) knife · covert](https://gambatracker.com/items/m9-bayonet-crimson-web-minimal-wear) Hidden $68.52 68.52 CSGOBIG\_COIN $907 907 CSGOBIG\_COIN 13.24x 2026-11-10 23:29 UTC ## Latest drops · newest first [All Latest drops →](https://gambatracker.com/drops?casino=csgobig&case=1149) [Sticker | 3DMAX (Foil) | Katowice 2015 sticker · Legendary](https://gambatracker.com/items/sticker-3dmax-foil-katowice-2015) Hidden $68.52 68.52 CSGOBIG\_COIN $149 149 CSGOBIG\_COIN 2.17x 2026-11-10 23:29 UTC [★ M9 Bayonet | Crimson Web (Minimal Wear) knife · covert](https://gambatracker.com/items/m9-bayonet-crimson-web-minimal-wear) Hidden $68.52 68.52 CSGOBIG\_COIN $907 907 CSGOBIG\_COIN 13.24x 2026-11-10 23:29 UTC [Galil AR | Phoenix Blacklight (Battle-Scarred) weapon · restricted](https://gambatracker.com/items/galil-ar-phoenix-blacklight-battle-scarred) Hidden $68.52 68.52 CSGOBIG\_COIN $23.90 23.9 CSGOBIG\_COIN 0.35x 2026-11-10 23:29 UTC ## Catalog changes · price, advertised RTP and contents, per capture | Captured | Price | Advertised | Items | | --- | --- | --- | --- | | 3 Nov, 04:27 UTC | $68.52 | 89.98% | 13 | Each opening is tested against the capture in force when it happened; a price or odds change starts a new one. listed covert 0.5% #eb4b4b 0.1% covert knife 0.1% Legendary 8.2% #8847FF 17.4% #EB4B4B 18.8% classified 14.1% restricted 40.7% best hit $907 (13.24x) 18+ **Case opening is gambling with skins as the currency.** At 90.0% RTP, every $100 put into cases returns $89.98 on average: an expected loss of $10.02 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