--- title: "Abyssal Echo case on 500 Casino: odds, RTP & drops" description: "Abyssal Echo ($8.43) on 500 Casino, a CS2 case site: advertised RTP 90.00% from 8 items with odds, observed 85.20% over 340 openings in 30 days." url: https://gambatracker.com/cases/500-casino/6617ee4702ecb2b8af8a9e29 rendered: 2026-11-12T08:27Z --- [Case sites](https://gambatracker.com/case-sites) / [500 Casino](https://gambatracker.com/case-sites/500-casino) / [Abyssal Echo](https://gambatracker.com/cases/500-casino/6617ee4702ecb2b8af8a9e29) # [500 Casino](https://gambatracker.com/case-sites/500-casino) · Abyssal Echo A case on 500 Casino (500), first seen 2 Nov 2026. Every value is 500 Casino's own item price converted from BUX at the rate on the site page. [24h](https://gambatracker.com/cases/500-casino/6617ee4702ecb2b8af8a9e29?window=24h) [7d](https://gambatracker.com/cases/500-casino/6617ee4702ecb2b8af8a9e29?window=7d) [30d](https://gambatracker.com/cases/500-casino/6617ee4702ecb2b8af8a9e29) [All](https://gambatracker.com/cases/500-casino/6617ee4702ecb2b8af8a9e29?window=all) Price · $8.43 · 14,037 BUX Advertised RTP · 90.00% · EV $7.58 from 8 items Observed RTP, 30d · 85.20% · 340 openings, odds method Variance · 15.6× · of price², per opening Tail share · 12.6% · of openings carry half the EV Below price · 78.4% · 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 · 24 openings · below min 7 days · 86.64% ±49.77 242 openings 30 days · 85.20% ±41.99 340 openings since tracking started · 85.20% ±41.99 340 openings -0.5% 126.3% 253.0% ## Windows · the test per window | Window | Openings | Observed | Dev. | Method | | --- | --- | --- | --- | --- | | [24h](https://gambatracker.com/cases/500-casino/6617ee4702ecb2b8af8a9e29?window=24h) | 24 | 94.31% ±158.0 | — | odds | | [7d](https://gambatracker.com/cases/500-casino/6617ee4702ecb2b8af8a9e29?window=7d) | 242 | 86.64% ±49.8 | −0.1σ | odds | | [30d](https://gambatracker.com/cases/500-casino/6617ee4702ecb2b8af8a9e29) | 340 | 85.20% ±42.0 | −0.2σ | odds | | [All](https://gambatracker.com/cases/500-casino/6617ee4702ecb2b8af8a9e29?window=all) | 340 | 85.20% ±42.0 | −0.2σ | odds | Enough sample: 100 openings and 5 expected rare hits (odds method) or 1,000 openings (sample method). ## Items, odds and values · 8 items · odds sum to 1 · observed counts over 340 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 | | --- | --- | --- | --- | --- | --- | --- | | [★ Karambit \| Black Laminate (Factory New) knife · covert](https://gambatracker.com/items/karambit-black-laminate-factory-new) | 1 in 1,000 | $1,009 1,680,644 BUX | 13.3% | 0 | 0.3 | — | | [M4A1-S \| Black Lotus (Minimal Wear) weapon · Classified](https://gambatracker.com/items/m4a1-s-black-lotus-minimal-wear) | 1 in 18 | $38.29 63,791 BUX | 27.8% | 24 | 18.7 | 1.28× | | [AK-47 \| Black Laminate (Field-Tested) weapon · mil spec](https://gambatracker.com/items/ak-47-black-laminate-field-tested) | 1 in 14 | $24.00 39,984 BUX | 22.2% | 23 | 23.8 | 0.97× | | [StatTrak™ MP7 \| Abyssal Apparition (Factory New) StatTrak · weapon · classified](https://gambatracker.com/items/stattrak-mp7-abyssal-apparition-factory-new) | 1 in 11 | $14.50 24,157 BUX | 17.2% | 33 | 30.6 | 1.08× | | [StatTrak™ M249 \| Nebula Crusader (Factory New) StatTrak · weapon · Restricted](https://gambatracker.com/items/stattrak-m249-nebula-crusader-factory-new) | 10.5% | $8.09 13,477 BUX | 11.2% | 34 | 35.7 | 0.95× | | [StatTrak™ Nova \| Dark Sigil (Factory New) StatTrak · weapon · Rare](https://gambatracker.com/items/stattrak-nova-dark-sigil-factory-new) | 20.0% | $2.08 3,465 BUX | 5.5% | 70 | 68.0 | 1.03× | | [StatTrak™ Music Kit \| Humanity's Last Breath, Void music kit · High Grade](https://gambatracker.com/items/stattrak-music-kit-humanitys-last-breath-void) | 23.8% | $0.50 833 BUX | 1.6% | 73 | 80.9 | 0.90× | | [SSG 08 \| Abyss (Minimal Wear) weapon · mil spec](https://gambatracker.com/items/ssg-08-abyss-minimal-wear) | 24.1% | $0.41 683 BUX | 1.3% | 83 | 81.9 | 1.01× | Values are 500 Casino'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 `500-casino:cases/list`, 12 Nov, 04:37 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=500-casino&case=6617ee4702ecb2b8af8a9e29) [StatTrak™ M249 | Nebula Crusader (Factory New) StatTrak · weapon · Restricted](https://gambatracker.com/items/stattrak-m249-nebula-crusader-factory-new) Hidden $8.43 14,037 BUX $8.09 13,477 BUX 0.96x 2026-11-11 23:49 UTC [SSG 08 | Abyss (Minimal Wear) weapon · mil spec](https://gambatracker.com/items/ssg-08-abyss-minimal-wear) Hidden $8.43 14,037 BUX $0.41 683 BUX 0.05x 2026-11-11 23:49 UTC [StatTrak™ MP7 | Abyssal Apparition (Factory New) StatTrak · weapon · classified](https://gambatracker.com/items/stattrak-mp7-abyssal-apparition-factory-new) Hidden $8.43 14,037 BUX $14.50 24,157 BUX 1.72x 2026-11-11 23:49 UTC [StatTrak™ M249 | Nebula Crusader (Factory New) StatTrak · weapon · Restricted](https://gambatracker.com/items/stattrak-m249-nebula-crusader-factory-new) [HALAMADRID](https://gambatracker.com/players/500-casino/HALAMADRID) $8.43 14,037 BUX $8.09 13,477 BUX 0.96x 2026-11-11 23:49 UTC [SSG 08 | Abyss (Minimal Wear) weapon · mil spec](https://gambatracker.com/items/ssg-08-abyss-minimal-wear) Hidden $8.43 14,037 BUX $0.41 683 BUX 0.05x 2026-11-11 23:47 UTC [SSG 08 | Abyss (Minimal Wear) weapon · mil spec](https://gambatracker.com/items/ssg-08-abyss-minimal-wear) Hidden $8.43 14,037 BUX $0.41 683 BUX 0.05x 2026-11-11 23:47 UTC [M4A1-S | Black Lotus (Minimal Wear) weapon · Classified](https://gambatracker.com/items/m4a1-s-black-lotus-minimal-wear) Hidden $8.43 14,037 BUX $38.29 63,791 BUX 4.54x 2026-11-11 23:47 UTC [StatTrak™ Music Kit | Humanity's Last Breath, Void music kit · High Grade](https://gambatracker.com/items/stattrak-music-kit-humanitys-last-breath-void) [HALAMADRID](https://gambatracker.com/players/500-casino/HALAMADRID) $8.43 14,037 BUX $0.50 833 BUX 0.06x 2026-11-11 23:47 UTC [SSG 08 | Abyss (Minimal Wear) weapon · mil spec](https://gambatracker.com/items/ssg-08-abyss-minimal-wear) Hidden $8.43 14,037 BUX $0.41 683 BUX 0.05x 2026-11-11 23:45 UTC [SSG 08 | Abyss (Minimal Wear) weapon · mil spec](https://gambatracker.com/items/ssg-08-abyss-minimal-wear) Hidden $8.43 14,037 BUX $0.41 683 BUX 0.05x 2026-11-11 23:45 UTC ## Catalog changes · price, advertised RTP and contents, per capture | Captured | Price | Advertised | Items | | --- | --- | --- | --- | | 2 Nov, 21:38 UTC | $8.43 | 90.00% | 8 | Each opening is tested against the capture in force when it happened; a price or odds change starts a new one. listed covert 0.1% Classified 5.5% mil spec 31.1% classified 9.0% Restricted 10.5% Rare 20.0% High Grade 23.8% 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