Birthday Case
A case on CSGORoll, 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
$52.38
74.83 coins
Advertised RTP
90.91%
EV $47.62 from 17 items
Observed RTP, 30d
88.09%
221 openings, odds method
Variance
3.0×
of price², per opening
Tail share
11.4%
of openings carry half the EV
Below price
76.8%
of openings return less than the price
Advertised vs observedper window, 95% band and the advertised marker
observed, 95% bandadvertisedoutside bandsmall sample
Windowsthe test per window
Enough sample: 100 openings and 5 expected rare hits (odds method) or 1,000 openings (sample method).
Items, odds and values17 items · odds sum to 1 · observed counts over 221 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
No drops yetNo drop from this case seen yet.
Latest dropsnewest first
Observed RTP over timedaily, 30 days
Observed RTP, dailyAdvertised 90.91%
Catalog changesprice, advertised RTP and contents, per capture
| Captured | Price | Advertised | Items |
|---|---|---|---|
| 8 Nov, 23:33 UTC | $52.38 | 90.91% | 17 |
| 8 Nov, 17:30 UTC | $51.63 | 90.91% | 17 |
| 5 Nov, 22:45 UTC | $53.09 | 90.90% | 17 |
| 2 Nov, 21:39 UTC | $53.09 | 90.91% | 17 |
Each opening is tested against the capture in force when it happened; a price or odds change starts a new one.
listedcovert 7.7%restricted 37.0%epic 3.0%mil spec 31.5%base 6.8%pink 14.0%best hit —