---
title: "Zen case on Chicken.gg: odds, RTP & drops · gambatracker"
description: "Zen ($26.36) on Chicken.gg, a CS2 case site: advertised RTP 90.00% from 16 items with odds, observed 81.04% over 1,133 openings in 30 days."
url: https://gambatracker.com/cases/chicken/zen
rendered: 2026-11-11T19:22Z
---

[Case sites](https://gambatracker.com/case-sites) / [Chicken.gg](https://gambatracker.com/case-sites/chicken) / [Zen](https://gambatracker.com/cases/chicken/zen)

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

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

Price · $26.36 · 52.72 coins

Advertised RTP · 90.00% · EV $23.72 from 16 items

Observed RTP, 30d · 81.04% · 1,133 openings, odds method

Variance · 33.5× · of price², per opening

Tail share · 1 in 24 · of openings carry half the EV

Below price · 86.8% · 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 · 8 openings · below min

7 days · 82.83% ±34.79 1,063 openings

30 days · 81.04% ±33.69 1,133 openings

since tracking started · 81.04% ±33.69 1,133 openings

-0.5% 243.5% 487.5%

## Windows · the test per window

| Window | Openings | Observed | Dev. | Method |
| --- | --- | --- | --- | --- |
| [24h](https://gambatracker.com/cases/chicken/zen?window=24h) | 8 | 85.67% ±401.0 | — | odds |
| [7d](https://gambatracker.com/cases/chicken/zen?window=7d) | 1,063 | 82.83% ±34.8 | −0.4σ | odds |
| [30d](https://gambatracker.com/cases/chicken/zen) | 1,133 | 81.04% ±33.7 | −0.5σ | odds |
| [All](https://gambatracker.com/cases/chicken/zen?window=all) | 1,133 | 81.04% ±33.7 | −0.5σ | odds |

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

## Items, odds and values · 16 items · odds sum to 1 · observed counts over 1,133 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 |
| --- | --- | --- | --- | --- | --- | --- |
| [Sticker \| Team Dignitas (Holo) \| Katowice 2014 sticker · remarkable](https://gambatracker.com/items/sticker-team-dignitas-holo-katowice-2014) | 1 in 100,000 | $31.6K 63,128 coins | 1.3% | 0 | 0.0 | — |
| [★ Butterfly Knife \| Gamma Doppler (Factory New) (Emerald) knife · covert · Emerald](https://gambatracker.com/items/butterfly-knife-gamma-doppler-factory-new-emerald) | 1 in 50,000 | $12.1K 24,151 coins | 1.0% | 0 | 0.0 | — |
| [★ Flip Knife \| Doppler (Factory New) (Sapphire) knife · covert · Sapphire](https://gambatracker.com/items/flip-knife-doppler-factory-new-sapphire) | 1 in 10,000 | $2,415 4,830 coins | 1.0% | 0 | 0.1 | — |
| [★ StatTrak™ Butterfly Knife \| Gamma Doppler (Factory New) (Phase 1) StatTrak · knife · covert · Phase 1](https://gambatracker.com/items/stattrak-butterfly-knife-gamma-doppler-factory-new-phase-1) | 1 in 1,000 | $1,816 3,632 coins | 7.7% | 1 | 1.1 | 0.88× |
| [★ StatTrak™ Bowie Knife \| Doppler (Factory New) (Ruby) StatTrak · knife · #EB4B4B · Ruby](https://gambatracker.com/items/stattrak-bowie-knife-doppler-factory-new-ruby) | 1 in 164 | $1,011 2,022 coins | 26.0% | 6 | 6.9 | 0.87× |
| [★ Bowie Knife \| Freehand (Factory New) knife · covert](https://gambatracker.com/items/bowie-knife-freehand-factory-new) | 1 in 29 | $127 254 coins | 18.7% | 31 | 39.7 | 0.78× |
| [AK-47 \| Frontside Misty (Factory New) weapon · classified](https://gambatracker.com/items/ak-47-frontside-misty-factory-new) | 1 in 11 | $40.95 81.9 coins | 15.5% | 97 | 102.0 | 0.95× |
| [AUG \| Anodized Navy (Factory New) weapon · mil spec](https://gambatracker.com/items/aug-anodized-navy-factory-new) | 15.0% | $23.38 46.76 coins | 14.8% | 185 | 169.9 | 1.09× |
| [M4A1-S \| Bright Water (Minimal Wear) weapon · restricted](https://gambatracker.com/items/m4a1-s-bright-water-minimal-wear) | 1 in 15 | $18.27 36.53 coins | 5.0% | 90 | 73.6 | 1.22× |
| [AK-47 \| Head Shot (Field-Tested) weapon · Ancient](https://gambatracker.com/items/ak-47-head-shot-field-tested) | 1 in 16 | $10.56 21.12 coins | 2.8% | 74 | 71.2 | 1.04× |
| [MAC-10 \| Indigo (Factory New) weapon · Common](https://gambatracker.com/items/mac-10-indigo-factory-new) | 1 in 17 | $8.06 16.12 coins | 2.0% | 68 | 68.0 | 1.00× |
| [M4A1-S \| Nightmare (Field-Tested) weapon · classified](https://gambatracker.com/items/m4a1-s-nightmare-field-tested) | 1 in 17 | $6.00 12 coins | 1.5% | 70 | 68.0 | 1.03× |
| [PP-Bizon \| Blue Streak (Factory New) weapon · restricted](https://gambatracker.com/items/pp-bizon-blue-streak-factory-new) | 1 in 17 | $5.04 10.08 coins | 1.3% | 75 | 68.0 | 1.10× |
| [Dual Berettas \| Moon in Libra (Factory New) weapon · consumer](https://gambatracker.com/items/dual-berettas-moon-in-libra-factory-new) | 1 in 17 | $2.60 5.19 coins | 0.7% | 66 | 68.0 | 0.97× |
| [G3SG1 \| Azure Zebra (Factory New) weapon · mil spec](https://gambatracker.com/items/g3sg1-azure-zebra-factory-new) | 15.0% | $1.01 2.02 coins | 0.6% | 143 | 169.9 | 0.84× |
| [XM1014 \| Slipstream (Field-Tested) weapon · milspec](https://gambatracker.com/items/xm1014-slipstream-field-tested) | 20.0% | $0.01 0.02 coins | 0.0% | 227 | 226.6 | 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

[★ StatTrak™ Butterfly Knife | Gamma Doppler (Factory New) (Phase 1) StatTrak · knife · covert · Phase 1](https://gambatracker.com/items/stattrak-butterfly-knife-gamma-doppler-factory-new-phase-1) Hidden $26.36 52.72 coins $1,816 3,632 coins 68.89x 2026-11-08 15:29 UTC

[★ StatTrak™ Bowie Knife | Doppler (Factory New) (Ruby) StatTrak · knife · #EB4B4B · Ruby](https://gambatracker.com/items/stattrak-bowie-knife-doppler-factory-new-ruby) Hidden $26.36 52.72 coins $1,011 2,022 coins 38.36x 2026-11-08 15:10 UTC

[★ StatTrak™ Bowie Knife | Doppler (Factory New) (Ruby) StatTrak · knife · #EB4B4B · Ruby](https://gambatracker.com/items/stattrak-bowie-knife-doppler-factory-new-ruby) Hidden $26.36 52.72 coins $1,011 2,022 coins 38.36x 2026-11-08 03:40 UTC

[★ StatTrak™ Bowie Knife | Doppler (Factory New) (Ruby) StatTrak · knife · #EB4B4B · Ruby](https://gambatracker.com/items/stattrak-bowie-knife-doppler-factory-new-ruby) Hidden $26.36 52.72 coins $1,011 2,022 coins 38.36x 2026-11-05 01:47 UTC

[★ StatTrak™ Bowie Knife | Doppler (Factory New) (Ruby) StatTrak · knife · #EB4B4B · Ruby](https://gambatracker.com/items/stattrak-bowie-knife-doppler-factory-new-ruby) Hidden $26.36 52.72 coins $1,011 2,022 coins 38.36x 2026-11-05 01:28 UTC

[★ StatTrak™ Bowie Knife | Doppler (Factory New) (Ruby) StatTrak · knife · #EB4B4B · Ruby](https://gambatracker.com/items/stattrak-bowie-knife-doppler-factory-new-ruby) Hidden $26.36 52.72 coins $1,011 2,022 coins 38.36x 2026-11-05 01:15 UTC

[★ StatTrak™ Bowie Knife | Doppler (Factory New) (Ruby) StatTrak · knife · #EB4B4B · Ruby](https://gambatracker.com/items/stattrak-bowie-knife-doppler-factory-new-ruby) Hidden $26.36 52.72 coins $1,011 2,022 coins 38.36x 2026-11-05 01:04 UTC

## Latest drops · newest first

[All Latest drops →](https://gambatracker.com/drops?casino=chicken&case=zen)

[M4A1-S | Nightmare (Field-Tested) weapon · classified](https://gambatracker.com/items/m4a1-s-nightmare-field-tested) Hidden $26.36 52.72 coins $6.00 12 coins 0.23x 2026-11-11 16:08 UTC

[M4A1-S | Bright Water (Minimal Wear) weapon · restricted](https://gambatracker.com/items/m4a1-s-bright-water-minimal-wear) Hidden $26.36 52.72 coins $18.27 36.53 coins 0.69x 2026-11-11 16:08 UTC

[XM1014 | Slipstream (Field-Tested) weapon · milspec](https://gambatracker.com/items/xm1014-slipstream-field-tested) Hidden $26.36 52.72 coins $0.01 0.02 coins 0.00x 2026-11-11 16:08 UTC

[PP-Bizon | Blue Streak (Factory New) weapon · restricted](https://gambatracker.com/items/pp-bizon-blue-streak-factory-new) Hidden $26.36 52.72 coins $5.04 10.08 coins 0.19x 2026-11-11 16:08 UTC

[XM1014 | Slipstream (Field-Tested) weapon · milspec](https://gambatracker.com/items/xm1014-slipstream-field-tested) Hidden $26.36 52.72 coins $0.01 0.02 coins 0.00x 2026-11-11 16:08 UTC

[AUG | Anodized Navy (Factory New) weapon · mil spec](https://gambatracker.com/items/aug-anodized-navy-factory-new) Hidden $26.36 52.72 coins $23.38 46.76 coins 0.89x 2026-11-11 16:08 UTC

[★ Bowie Knife | Freehand (Factory New) knife · covert](https://gambatracker.com/items/bowie-knife-freehand-factory-new) Hidden $26.36 52.72 coins $127 254 coins 4.82x 2026-11-11 16:08 UTC

[G3SG1 | Azure Zebra (Factory New) weapon · mil spec](https://gambatracker.com/items/g3sg1-azure-zebra-factory-new) [insane67](https://gambatracker.com/players/chicken/insane67) $26.36 52.72 coins $1.01 2.02 coins 0.04x 2026-11-11 16:08 UTC

[AUG | Anodized Navy (Factory New) weapon · mil spec](https://gambatracker.com/items/aug-anodized-navy-factory-new) Hidden $26.36 52.72 coins $23.38 46.76 coins 0.89x 2026-11-10 16:12 UTC

[AK-47 | Frontside Misty (Factory New) weapon · classified](https://gambatracker.com/items/ak-47-frontside-misty-factory-new) Hidden $26.36 52.72 coins $40.95 81.9 coins 1.55x 2026-11-10 16:12 UTC

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

| Captured | Price | Advertised | Items |
| --- | --- | --- | --- |
| 2 Nov, 21:39 UTC | $26.36 | 90.00% | 16 |

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

listed remarkable 0.0% covert 3.6% #EB4B4B 0.6% classified 15.0% mil spec 30.0% restricted 12.5% Ancient 6.3% Common 6.0% consumer 6.0% milspec 20.0% best hit $1,816 (68.89x)

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