Rainbow Fever

A case on CSGOBig, first seen 3 Nov 2026. Every value is CSGOBig's own item price converted from csgobig coin at the rate on the site page.

Price
$527.00
527 CSGOBIG_COIN
Advertised RTP
90.00%
EV $474.29 from 15 items
Observed RTP, 30d
—
no counted openings
Variance
12.7×
of price², per opening
Tail share
1 in 40
of openings carry half the EV
Below price
89.5%
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 values15 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
Sticker | Team LDLC.com (Holo) | Katowice 2014sticker · remarkable1 in 1,000$32K 32,000 CSGOBIG_COIN6.7%00.0—
★ Butterfly Knife | Gamma Doppler (Factory New) (Emerald)knife · covert · Emerald1 in 500$14K 14,000 CSGOBIG_COIN5.9%00.0—
★ Butterfly Knife | Doppler (Factory New) (Sapphire)knife · covert · Sapphire1 in 333$12.2K 12,200 CSGOBIG_COIN7.7%00.0—
★ StatTrak™ Butterfly Knife | Doppler (Factory New) (Black Pearl)StatTrak · knife · covert · Black Pearl1 in 250$11K 11,000 CSGOBIG_COIN9.3%00.0—
★ Butterfly Knife | Doppler (Factory New) (Ruby)knife · covert · Ruby1 in 200$9,600 9,600 CSGOBIG_COIN10.1%00.0—
M4A4 | Howl (Factory New)weapon · contraband1 in 100$5,500 5,500 CSGOBIG_COIN11.6%00.0—
AWP | Medusa (Factory New)weapon · covert1 in 50$4,500 4,500 CSGOBIG_COIN19.0%00.0—
★ Bayonet | Doppler (Factory New) (Ruby)knife · covert · Ruby1 in 50$3,000 3,000 CSGOBIG_COIN12.7%00.0—
★ Bowie Knife | Doppler (Factory New) (Sapphire)knife · covert · Sapphire1 in 25$920 920 CSGOBIG_COIN7.8%00.0—
StatTrak™ Desert Eagle | Ocean Drive (Factory New)StatTrak · weapon · covert1 in 17$370 370 CSGOBIG_COIN4.7%00.0—
MP9 | Hot Rod (Minimal Wear)weapon · mil spec1 in 13$120 120 CSGOBIG_COIN2.0%00.0—
AWP | Wildfire (Well-Worn)weapon · covert10.0%$48.00 48 CSGOBIG_COIN1.0%00.0—
USP-S | Blueprint (Factory New)weapon · mil spec12.0%$30.00 30 CSGOBIG_COIN0.8%00.0—
Five-SeveN | Angry Mob (Factory New)weapon · covert21.0%$10.00 10 CSGOBIG_COIN0.4%00.0—
StatTrak™ Glock-18 | Moonrise (Factory New)StatTrak · weapon · restricted32.5%$4.90 4.9 CSGOBIG_COIN0.3%00.0—
Values are CSGOBig'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 csgobig:api/cases/getDetails?id=336, 11 Nov, 12:47 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
3 Nov, 04:27 UTC$52790.00%15
Each opening is tested against the capture in force when it happened; a price or odds change starts a new one.

listedremarkable 0.1%covert 46.4%contraband 1.0%mil spec 20.0%restricted 32.5%