Battle Booster

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.

Price
$41.45
82.89 coins
Advertised RTP
89.99%
EV $37.30 from 32 items
Observed RTP, 30d
—
no counted openings
Variance
0.8×
of price², per opening
Tail share
28.6%
of openings carry half the EV
Below price
50.4%
of openings return less than the price

Advertised vs observedper window, 95% band and the advertised marker

No counted openings yetOpenings inside battles and free cases are listed but never counted.

Windowsthe test per window

WindowOpeningsObservedDev.Method
24h0———
7d0———
30d0———
All0———
Enough sample: 100 openings and 5 expected rare hits (odds method) or 1,000 openings (sample method).

Items, odds and values32 items · odds sum to 1 · observed counts over 0 openings, 30 days

Share of the expected value, most valuable first; colour is the item's rarity.
ItemOddsValueEV shareObservedExpectedHot / cold
M4A1-S | Welcome to the Jungle (Factory New)weapon · legendary1 in 10,000$1,757 3,515 coins0.5%00.0—
★ Flip Knife | Crimson Web (Factory New)knife · covert1 in 10,000$1,402 2,805 coins0.4%00.0—
★ StatTrak™ Karambit | Stained (Factory New)StatTrak · knife · Knives1 in 10,000$723 1,447 coins0.2%00.0—
★ StatTrak™ Skeleton Knife | Safari Mesh (Factory New)StatTrak · knife1 in 10,000$589 1,179 coins0.2%00.0—
★ Karambit | Scorched (Factory New)knife · covert knife1 in 10,000$560 1,119 coins0.2%00.0—
★ StatTrak™ Talon Knife | Boreal Forest (Factory New)StatTrak · knife · covert1 in 10,000$540 1,079 coins0.1%00.0—
★ Butterfly Knife | Boreal Forest (Field-Tested)knife · covert1 in 10,000$442 884 coins0.1%00.0—
Souvenir AWP | Pink DDPAT (Factory New)Souvenir · weapon · Restricted1 in 10,000$424 847 coins0.1%00.0—
★ Nomad Knife | Slaughter (Factory New)knife · covert1 in 10,000$404 808 coins0.1%00.0—
★ Stiletto Knife | Marble Fade (Factory New)knife · covert1 in 10,000$388 775 coins0.1%00.0—
★ StatTrak™ Paracord Knife | Stained (Factory New)StatTrak · knife · covert1 in 10,000$377 753 coins0.1%00.0—
★ Falchion Knife | Damascus Steel (Field-Tested)knife · covert1 in 67$115 230 coins4.6%00.0—
★ Shadow Daggers | Urban Masked (Factory New)knife · covert1 in 67$112 225 coins4.5%00.0—
★ Shadow Daggers | Blue Steel (Factory New)knife · covert1 in 67$107 214 coins4.3%00.0—
★ Paracord Knife | Stained (Field-Tested)knife · #ffd7001 in 67$96.86 194 coins3.9%00.0—
★ Shadow Daggers | Damascus Steel (Factory New)knife · covert1 in 67$86.33 173 coins3.5%00.0—
AWP | Doodle Lore (Field-Tested)weapon1 in 14$49.51 99.01 coins9.3%00.0—
Desert Eagle | Pilot (Field-Tested)weapon · restricted1 in 14$48.62 97.23 coins9.1%00.0—
★ Moto Gloves | Transport (Field-Tested)gloves · extraordinary1 in 14$48.14 96.27 coins9.0%00.0—
AK-47 | Predator (Factory New)weapon · industrial1 in 14$46.41 92.81 coins8.7%00.0—
Galil AR | Sugar Rush (Factory New)weapon · classified1 in 14$45.68 91.35 coins8.6%00.0—
MAC-10 | Stalker (Factory New)weapon · covert1 in 14$45.11 90.22 coins8.5%00.0—
P90 | Death by Kitty (Minimal Wear)weapon · covert1 in 14$40.53 81.05 coins7.6%00.0—
USP-S | Road Rash (Factory New)weapon · restricted1 in 14$39.29 78.58 coins7.4%00.0—
P2000 | Silver (Factory New)weapon · mil spec1 in 25$25.74 51.47 coins2.8%00.0—
Nova | Interlock (Factory New)weapon · mil spec1 in 22$8.83 17.65 coins1.1%00.0—
P2000 | Woodsman (Factory New)weapon · restricted1 in 22$8.21 16.41 coins1.0%00.0—
Five-SeveN | Angry Mob (Factory New)weapon · covert1 in 22$7.51 15.01 coins0.9%00.0—
MP5-SD | Nitro (Factory New)weapon · industrial1 in 22$7.44 14.88 coins0.9%00.0—
Negev | CaliCamo (Factory New)weapon · industrial1 in 21$6.57 13.14 coins0.8%00.0—
P250 | Vino Primo (Factory New)weapon · violet1 in 21$6.15 12.3 coins0.8%00.0—
P90 | Trigon (Field-Tested)weapon · classified1 in 20$5.65 11.29 coins0.7%00.0—
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 dropsfrom this case, by value

No drops yetNo drop from this case seen yet.

Latest dropsnewest first

No drops yetNo drop from this case seen yet.

Observed RTP over timedaily, 30 days

No history yet

Catalog changesprice, advertised RTP and contents, per capture

CapturedPriceAdvertisedItems
2 Nov, 21:39 UTC$41.4589.99%32
Each opening is tested against the capture in force when it happened; a price or odds change starts a new one.

listedlegendary 0.0%covert 24.6%Knives 0.0%other 7.0%covert knife 0.0%Restricted 0.0%#ffd700 1.5%restricted 18.5%extraordinary 7.0%industrial 16.3%classified 11.9%mil spec 8.5%violet 4.8%