---
title: "Gamma Ray case on Chicken.gg: odds, RTP & drops"
description: "Gamma Ray ($6.02) on Chicken.gg, a CS2 case site: advertised RTP 89.98% from 14 items with odds, observed 87.69% over 6,072 openings in 30 days."
url: https://gambatracker.com/cases/chicken/gamma-ray
rendered: 2026-11-11T17:04Z
---

[Case sites](https://gambatracker.com/case-sites) / [Chicken.gg](https://gambatracker.com/case-sites/chicken) / [Gamma Ray](https://gambatracker.com/cases/chicken/gamma-ray)

# [Chicken.gg](https://gambatracker.com/case-sites/chicken) · Gamma Ray

A case on Chicken.gg (official), first seen 2 Nov 2026. Every value is Chicken.gg's own item price converted from Chicken coins at the rate on the site page.

[24h](https://gambatracker.com/cases/chicken/gamma-ray?window=24h) [7d](https://gambatracker.com/cases/chicken/gamma-ray?window=7d) [30d](https://gambatracker.com/cases/chicken/gamma-ray) [All](https://gambatracker.com/cases/chicken/gamma-ray?window=all)

Price · $6.02 · 12.04 coins

Advertised RTP · 89.98% · EV $5.42 from 14 items

Observed RTP, 30d · 87.69% · 6,072 openings, odds method

Variance · 18.7× · of price², per opening

Tail share · 1 in 67 · of openings carry half the EV

Below price · 91.3% · 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 · 285 openings · below min

7 days · 85.34% ±11.70 5,232 openings

30 days · 87.69% ±10.86 6,072 openings

since tracking started · 87.69% ±10.86 6,072 openings

6.0% 56.8% 107.5%

## Windows · the test per window

| Window | Openings | Observed | Dev. | Method |
| --- | --- | --- | --- | --- |
| [24h](https://gambatracker.com/cases/chicken/gamma-ray?window=24h) | 285 | 56.59% ±50.1 | — | odds |
| [7d](https://gambatracker.com/cases/chicken/gamma-ray?window=7d) | 5,232 | 85.34% ±11.7 | −0.8σ | odds |
| [30d](https://gambatracker.com/cases/chicken/gamma-ray) | 6,072 | 87.69% ±10.9 | −0.4σ | odds |
| [All](https://gambatracker.com/cases/chicken/gamma-ray?window=all) | 6,072 | 87.69% ±10.9 | −0.4σ | odds |

Enough sample: 100 openings and 5 expected rare hits (odds method) or 1,000 openings (sample method).

## Items, odds and values · 14 items · odds sum to 1 · observed counts over 6,078 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 |
| --- | --- | --- | --- | --- | --- | --- |
| [★ Flip Knife \| Gamma Doppler (Factory New) knife · #ffd700](https://gambatracker.com/items/flip-knife-gamma-doppler-factory-new) | 1 in 333 | $257 514 coins | 14.2% | 14 | 18.2 | 0.77× |
| [Negev \| Anodized Navy (Factory New) weapon · #4b69ff](https://gambatracker.com/items/negev-anodized-navy-factory-new) | 1 in 333 | $253 506 coins | 14.0% | 18 | 18.2 | 0.99× |
| [StatTrak™ AK-47 \| The Empress (Factory New) StatTrak · weapon · rare](https://gambatracker.com/items/stattrak-ak-47-the-empress-factory-new) | 1 in 333 | $253 506 coins | 14.0% | 20 | 18.2 | 1.10× |
| [★ Stiletto Knife \| Safari Mesh (Field-Tested) knife · covert knife](https://gambatracker.com/items/stiletto-knife-safari-mesh-field-tested) | 1 in 167 | $110 221 coins | 12.2% | 36 | 36.5 | 0.99× |
| [M4A1-S \| Atomic Alloy (Factory New) weapon · classified](https://gambatracker.com/items/m4a1-s-atomic-alloy-factory-new) | 1 in 83 | $49.74 99.48 coins | 11.0% | 71 | 72.9 | 0.97× |
| [MAC-10 \| Fade (Factory New) weapon · mil spec](https://gambatracker.com/items/mac-10-fade-factory-new) | 1 in 40 | $23.04 46.07 coins | 10.6% | 155 | 152.0 | 1.02× |
| [UMP-45 \| Blaze (Factory New) weapon · mil spec](https://gambatracker.com/items/ump-45-blaze-factory-new) | 1 in 29 | $12.52 25.03 coins | 8.1% | 203 | 212.7 | 0.95× |
| [Desert Eagle \| Crimson Web (Field-Tested) weapon · restricted](https://gambatracker.com/items/desert-eagle-crimson-web-field-tested) | 1 in 17 | $4.58 9.15 coins | 5.1% | 371 | 364.7 | 1.02× |
| [Dual Berettas \| Panther (Factory New) weapon · mil spec](https://gambatracker.com/items/dual-berettas-panther-factory-new) | 1 in 14 | $2.01 4.02 coins | 2.6% | 432 | 425.5 | 1.02× |
| [P250 \| Mint Kimono (Field-Tested) weapon · Consumer Grade](https://gambatracker.com/items/p250-mint-kimono-field-tested) | 1 in 13 | $1.70 3.4 coins | 2.5% | 482 | 486.2 | 0.99× |
| [Desert Eagle \| Trigger Discipline (Factory New) weapon · restricted](https://gambatracker.com/items/desert-eagle-trigger-discipline-factory-new) | 1 in 11 | $1.27 2.54 coins | 2.1% | 548 | 547.0 | 1.00× |
| [Tec-9 \| Safety Net (Field-Tested) weapon · milspec](https://gambatracker.com/items/tec-9-safety-net-field-tested) | 10.0% | $0.66 1.32 coins | 1.2% | 616 | 607.8 | 1.01× |
| [Charm \| Lil' SAS charm · #4b69ff](https://gambatracker.com/items/charm-lil-sas) | 11.0% | $0.50 1 coins | 1.0% | 660 | 668.6 | 0.99× |
| [G3SG1 \| Orange Crash (Factory New) weapon · mil spec](https://gambatracker.com/items/g3sg1-orange-crash-factory-new) | 40.3% | $0.17 0.34 coins | 1.3% | 2,452 | 2449.4 | 1.00× |

Values are Chicken.gg'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 `chicken:cases/get-cases`, 11 Nov, 14:05 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=chicken&case=gamma-ray)

[Desert Eagle | Trigger Discipline (Factory New) weapon · restricted](https://gambatracker.com/items/desert-eagle-trigger-discipline-factory-new) Hidden $6.02 12.04 coins $1.27 2.54 coins 0.21x 2026-11-11 14:56 UTC

[M4A1-S | Atomic Alloy (Factory New) weapon · classified](https://gambatracker.com/items/m4a1-s-atomic-alloy-factory-new) Hidden $6.02 12.04 coins $49.74 99.48 coins 8.26x 2026-11-11 14:56 UTC

[Tec-9 | Safety Net (Field-Tested) weapon · milspec](https://gambatracker.com/items/tec-9-safety-net-field-tested) Hidden $6.02 12.04 coins $0.66 1.32 coins 0.11x 2026-11-11 14:56 UTC

[Dual Berettas | Panther (Factory New) weapon · mil spec](https://gambatracker.com/items/dual-berettas-panther-factory-new) [valentinslisaks](https://gambatracker.com/players/chicken/valentinslisaks) $6.02 12.04 coins $2.01 4.02 coins 0.33x 2026-11-11 14:56 UTC

[Charm | Lil' SAS charm · #4b69ff](https://gambatracker.com/items/charm-lil-sas) Hidden $6.02 12.04 coins $0.50 1 coins 0.08x 2026-11-11 14:26 UTC

[Tec-9 | Safety Net (Field-Tested) weapon · milspec](https://gambatracker.com/items/tec-9-safety-net-field-tested) Hidden $6.02 12.04 coins $0.66 1.32 coins 0.11x 2026-11-11 14:26 UTC

[Desert Eagle | Trigger Discipline (Factory New) weapon · restricted](https://gambatracker.com/items/desert-eagle-trigger-discipline-factory-new) [GrimViper3313](https://gambatracker.com/players/chicken/GrimViper3313) $6.02 12.04 coins $1.27 2.54 coins 0.21x 2026-11-11 14:26 UTC

[Tec-9 | Safety Net (Field-Tested) weapon · milspec](https://gambatracker.com/items/tec-9-safety-net-field-tested) Hidden $6.02 12.04 coins $0.66 1.32 coins 0.11x 2026-11-11 14:26 UTC

[Charm | Lil' SAS charm · #4b69ff](https://gambatracker.com/items/charm-lil-sas) Hidden $6.02 12.04 coins $0.50 1 coins 0.08x 2026-11-11 14:26 UTC

[Dual Berettas | Panther (Factory New) weapon · mil spec](https://gambatracker.com/items/dual-berettas-panther-factory-new) Hidden $6.02 12.04 coins $2.01 4.02 coins 0.33x 2026-11-11 14:26 UTC

## Catalog changes · price, advertised RTP and contents, per capture

| Captured | Price | Advertised | Items |
| --- | --- | --- | --- |
| 2 Nov, 21:39 UTC | $6.02 | 89.98% | 14 |

Each opening is tested against the capture in force when it happened; a price or odds change starts a new one.

listed #ffd700 0.3% #4b69ff 11.3% rare 0.3% covert knife 0.6% classified 1.2% mil spec 53.3% restricted 15.0% Consumer Grade 8.0% milspec 10.0% best hit —

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.

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How these figures are produced and labelled: https://gambatracker.com/llms.txt