Hyperventilation

A case on CSGORoll (10%), first seen 2 Nov 2026. Every value is CSGORoll's own item price converted from Roll coins at the rate on the site page.

Price
$266.97
381 coins
Advertised RTP
90.91%
EV $242.70 from 12 items
Observed RTP, 30d
128.68%
1,449 openings, odds method
Variance
55.6×
of price², per opening
Tail share
1 in 51
of openings carry half the EV
Below price
88.6%
of openings return less than the price

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

observed, 95% bandadvertisedoutside bandsmall sample
24 hours
56 openings · below min
7 days
129.32%±38.261,440 openings
30 days
128.68%±38.141,449 openings
since tracking started
128.68%±38.141,449 openings
90.0%365.0%640.0%

Windowsthe test per window

WindowOpeningsObservedDev.Method
24h56443.79%±195.4—odds
7d1,440129.32%±38.3+2.0σodds
30d1,449128.68%±38.1+1.9σodds
All1,449128.68%±38.1+1.9σodds
Enough sample: 100 openings and 5 expected rare hits (odds method) or 1,000 openings (sample method).

Items, odds and values12 items · odds sum to 1 · observed counts over 1,449 openings, 30 days

Share of the expected value, most valuable first; colour is the item's rarity.
Values are CSGORoll'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 csgoroll:graphql boxes.slots.rate, 11 Nov, 08:26 UTC.

Biggest dropsfrom this case, by value

Latest dropsnewest first

MP9 | Sand Dashed (Battle-Scarred)weapon · consumer$267381 coins<$0.010.01 coins0.00x
MP9 | Sand Dashed (Battle-Scarred)weapon · consumer$267381 coins<$0.010.01 coins0.00x
PP-Bizon | Sand Dashed (Battle-Scarred)weapon · consumer$267381 coins<$0.010.01 coins0.00x
PP-Bizon | Sand Dashed (Battle-Scarred)weapon · consumer$267381 coins<$0.010.01 coins0.00x
PP-Bizon | Sand Dashed (Battle-Scarred)weapon · consumer$267381 coins<$0.010.01 coins0.00x
PP-Bizon | Sand Dashed (Battle-Scarred)weapon · consumer$267381 coins<$0.010.01 coins0.00x

Observed RTP over timedaily, 30 days

Observed RTP, dailyAdvertised 90.91%

Catalog changesprice, advertised RTP and contents, per capture

CapturedPriceAdvertisedItems
8 Nov, 17:30 UTC$26790.91%12
2 Nov, 21:39 UTC$27090.91%12
Each opening is tested against the capture in force when it happened; a price or odds change starts a new one.

listedlegendary 0.6%extraordinary 0.8%covert 10.0%consumer 88.6%best hit $105K (389.5x)