--- title: "Chroma 2 case on CSGOBig: odds, RTP & drops · gambatracker" description: "Chroma 2 ($2.52) on CSGOBig, a CS2 case site: advertised RTP 90.00% from 21 items with odds, observed 53.54% over 28 openings in 30 days." url: https://gambatracker.com/cases/csgobig/1035 rendered: 2026-11-11T14:06Z --- [Case sites](https://gambatracker.com/case-sites) / [CSGOBig](https://gambatracker.com/case-sites/csgobig) / [Chroma 2](https://gambatracker.com/cases/csgobig/1035) # [CSGOBig](https://gambatracker.com/case-sites/csgobig) · Chroma 2 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. [24h](https://gambatracker.com/cases/csgobig/1035?window=24h) [7d](https://gambatracker.com/cases/csgobig/1035?window=7d) [30d](https://gambatracker.com/cases/csgobig/1035) [All](https://gambatracker.com/cases/csgobig/1035?window=all) Price · $2.52 · 2.52 CSGOBIG\_COIN Advertised RTP · 90.00% · EV $2.27 from 21 items Observed RTP, 30d · 53.54% · 28 openings, odds method Variance · 261.9× · of price², per opening Tail share · 1 in 111 · of openings carry half the EV Below price · 79.0% · 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 7 days · 27 openings · below min 30 days · 28 openings · below min since tracking started · 28 openings · below min -0.5% 330.8% 662.0% **Small sample.** 28 openings and 0.3 expected rare hits: below the 100 openings and 5 hits the test needs, so no verdict. ## Windows · the test per window | Window | Openings | Observed | Dev. | Method | | --- | --- | --- | --- | --- | | [24h](https://gambatracker.com/cases/csgobig/1035?window=24h) | 0 | — | — | — | | [7d](https://gambatracker.com/cases/csgobig/1035?window=7d) | 27 | 50.72% ±610.4 | — | odds | | [30d](https://gambatracker.com/cases/csgobig/1035) | 28 | 53.54% ±599.4 | — | odds | | [All](https://gambatracker.com/cases/csgobig/1035?window=all) | 28 | 53.54% ±599.4 | — | odds | Enough sample: 100 openings and 5 expected rare hits (odds method) or 1,000 openings (sample method). ## Items, odds and values · 21 items · odds sum to 1 · observed counts over 28 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 | | --- | --- | --- | --- | --- | --- | --- | | [★ M9 Bayonet \| Doppler (Factory New) (Phase 2) knife · covert · Phase 2](https://gambatracker.com/items/m9-bayonet-doppler-factory-new-phase-2) | 1 in 10,000 | $3,005 3,005 CSGOBIG\_COIN | 13.3% | 0 | 0.0 | — | | [★ Karambit \| Marble Fade (Factory New) knife · covert](https://gambatracker.com/items/karambit-marble-fade-factory-new) | 1 in 10,000 | $2,045 2,045 CSGOBIG\_COIN | 9.0% | 0 | 0.0 | — | | [★ M9 Bayonet \| Marble Fade (Factory New) knife · covert](https://gambatracker.com/items/m9-bayonet-marble-fade-factory-new) | 1 in 10,000 | $1,503 1,503 CSGOBIG\_COIN | 6.6% | 0 | 0.0 | — | | [★ Bayonet \| Doppler (Factory New) (Phase 3) knife · covert · Phase 3](https://gambatracker.com/items/bayonet-doppler-factory-new-phase-3) | 1 in 10,000 | $723 723 CSGOBIG\_COIN | 3.2% | 0 | 0.0 | — | | [★ Bayonet \| Tiger Tooth (Factory New) knife · covert](https://gambatracker.com/items/bayonet-tiger-tooth-factory-new) | 1 in 10,000 | $519 519 CSGOBIG\_COIN | 2.3% | 0 | 0.0 | — | | [StatTrak™ M4A1-S \| Hyper Beast (Factory New) StatTrak · weapon · covert](https://gambatracker.com/items/stattrak-m4a1-s-hyper-beast-factory-new) | 1 in 10,000 | $353 353 CSGOBIG\_COIN | 1.6% | 0 | 0.0 | — | | [★ Gut Knife \| Ultraviolet (Minimal Wear) knife · covert](https://gambatracker.com/items/gut-knife-ultraviolet-minimal-wear) | 1 in 10,000 | $134 134 CSGOBIG\_COIN | 0.6% | 0 | 0.0 | — | | [StatTrak™ Galil AR \| Eco (Minimal Wear) StatTrak · weapon · classified](https://gambatracker.com/items/stattrak-galil-ar-eco-minimal-wear) | 1 in 1,000 | $107 107 CSGOBIG\_COIN | 4.7% | 0 | 0.0 | — | | [StatTrak™ MAC-10 \| Neon Rider (Factory New) StatTrak · weapon · covert](https://gambatracker.com/items/stattrak-mac-10-neon-rider-factory-new) | 1 in 500 | $49.62 49.62 CSGOBIG\_COIN | 4.4% | 0 | 0.1 | — | | [StatTrak™ Five-SeveN \| Monkey Business (Minimal Wear) StatTrak · weapon · classified](https://gambatracker.com/items/stattrak-five-seven-monkey-business-minimal-wear) | 1 in 189 | $33.29 33.29 CSGOBIG\_COIN | 7.8% | 0 | 0.1 | — | | [FAMAS \| Djinn (Factory New) weapon · classified](https://gambatracker.com/items/famas-djinn-factory-new) | 1 in 91 | $12.96 12.96 CSGOBIG\_COIN | 6.3% | 0 | 0.3 | — | | [StatTrak™ AWP \| Worm God (Factory New) StatTrak · weapon · Restricted](https://gambatracker.com/items/stattrak-awp-worm-god-factory-new) | 1 in 25 | $7.10 7.1 CSGOBIG\_COIN | 12.5% | 1 | 1.1 | 0.89× | | [MAG-7 \| Heat (Factory New) weapon · Mythical](https://gambatracker.com/items/mag-7-heat-factory-new) | 1 in 20 | $3.27 3.27 CSGOBIG\_COIN | 7.2% | 6 | 1.4 | 4.29× | | [CZ75-Auto \| Pole Position (Factory New) weapon · #8847ff](https://gambatracker.com/items/cz75-auto-pole-position-factory-new) | 10.0% | $2.67 2.67 CSGOBIG\_COIN | 11.8% | 3 | 2.8 | 1.07× | | [AK-47 \| Elite Build (Field-Tested) weapon · Rare](https://gambatracker.com/items/ak-47-elite-build-field-tested) | 1 in 20 | $1.15 1.15 CSGOBIG\_COIN | 2.5% | 0 | 1.4 | 0.00× | | [StatTrak™ UMP-45 \| Grand Prix (Field-Tested) StatTrak · weapon · restricted](https://gambatracker.com/items/stattrak-ump-45-grand-prix-field-tested) | 1 in 14 | $0.81 0.81 CSGOBIG\_COIN | 2.5% | 1 | 2.0 | 0.51× | | [Desert Eagle \| Bronze Deco (Factory New) weapon · mil spec](https://gambatracker.com/items/desert-eagle-bronze-deco-factory-new) | 1 in 11 | $0.33 0.33 CSGOBIG\_COIN | 1.3% | 3 | 2.5 | 1.19× | | [Sawed-Off \| Origami (Factory New) weapon · mil spec](https://gambatracker.com/items/sawed-off-origami-factory-new) | 10.0% | $0.28 0.28 CSGOBIG\_COIN | 1.2% | 2 | 2.8 | 0.71× | | [MP7 \| Armor Core (Minimal Wear) weapon · mil spec](https://gambatracker.com/items/mp7-armor-core-minimal-wear) | 13.0% | $0.11 0.11 CSGOBIG\_COIN | 0.6% | 5 | 3.6 | 1.37× | | [Negev \| Man-o'-war (Minimal Wear) weapon · #4b69ff](https://gambatracker.com/items/negev-man-o-war-minimal-wear) | 15.0% | $0.08 0.08 CSGOBIG\_COIN | 0.5% | 1 | 4.2 | 0.24× | | [PP-Bizon Sand Dashed (Battle-Scarred) other · #B0C3D9](https://gambatracker.com/items/pp-bizon-sand-dashed-battle-scarred-2) | 20.0% | $0.01 0.01 CSGOBIG\_COIN | 0.1% | 6 | 5.6 | 1.07× | 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=1035`, 11 Nov, 13:05 UTC. ## Biggest drops · from this case, by value **No drops yet** No drop from this case seen yet. ## Latest drops · newest first [All Latest drops →](https://gambatracker.com/drops?casino=csgobig&case=1035) [PP-Bizon Sand Dashed (Battle-Scarred) other · #B0C3D9](https://gambatracker.com/items/pp-bizon-sand-dashed-battle-scarred-2) Hidden $2.52 2.52 CSGOBIG\_COIN $0.01 0.01 CSGOBIG\_COIN 0.00x 2026-11-10 09:00 UTC [PP-Bizon Sand Dashed (Battle-Scarred) other · #B0C3D9](https://gambatracker.com/items/pp-bizon-sand-dashed-battle-scarred-2) Hidden $2.52 2.52 CSGOBIG\_COIN $0.01 0.01 CSGOBIG\_COIN 0.00x 2026-11-10 09:00 UTC [Desert Eagle | Bronze Deco (Factory New) weapon · mil spec](https://gambatracker.com/items/desert-eagle-bronze-deco-factory-new) Hidden $2.52 2.52 CSGOBIG\_COIN $0.33 0.33 CSGOBIG\_COIN 0.13x 2026-11-10 09:00 UTC [PP-Bizon Sand Dashed (Battle-Scarred) other · #B0C3D9](https://gambatracker.com/items/pp-bizon-sand-dashed-battle-scarred-2) Hidden $2.52 2.52 CSGOBIG\_COIN $0.01 0.01 CSGOBIG\_COIN 0.00x 2026-11-10 09:00 UTC [Sawed-Off | Origami (Factory New) weapon · mil spec](https://gambatracker.com/items/sawed-off-origami-factory-new) Hidden $2.52 2.52 CSGOBIG\_COIN $0.28 0.28 CSGOBIG\_COIN 0.11x 2026-11-10 09:00 UTC [CZ75-Auto | Pole Position (Factory New) weapon · #8847ff](https://gambatracker.com/items/cz75-auto-pole-position-factory-new) Hidden $2.52 2.52 CSGOBIG\_COIN $2.67 2.67 CSGOBIG\_COIN 1.06x 2026-11-10 09:00 UTC [MAG-7 | Heat (Factory New) weapon · Mythical](https://gambatracker.com/items/mag-7-heat-factory-new) [Olematon](https://gambatracker.com/players/csgobig/Olematon) $2.52 2.52 CSGOBIG\_COIN $3.27 3.27 CSGOBIG\_COIN 1.30x 2026-11-10 09:00 UTC [MP7 | Armor Core (Minimal Wear) weapon · mil spec](https://gambatracker.com/items/mp7-armor-core-minimal-wear) Hidden $2.52 2.52 CSGOBIG\_COIN $0.11 0.11 CSGOBIG\_COIN 0.04x 2026-11-09 08:49 UTC [MAG-7 | Heat (Factory New) weapon · Mythical](https://gambatracker.com/items/mag-7-heat-factory-new) Hidden $2.52 2.52 CSGOBIG\_COIN $3.27 3.27 CSGOBIG\_COIN 1.30x 2026-11-09 08:49 UTC [Desert Eagle | Bronze Deco (Factory New) weapon · mil spec](https://gambatracker.com/items/desert-eagle-bronze-deco-factory-new) Hidden $2.52 2.52 CSGOBIG\_COIN $0.33 0.33 CSGOBIG\_COIN 0.13x 2026-11-09 08:49 UTC ## Catalog changes · price, advertised RTP and contents, per capture | Captured | Price | Advertised | Items | | --- | --- | --- | --- | | 3 Nov, 04:27 UTC | $2.52 | 90.00% | 21 | Each opening is tested against the capture in force when it happened; a price or odds change starts a new one. listed covert 0.3% classified 1.7% Restricted 4.0% Mythical 5.0% #8847ff 10.0% Rare 5.0% restricted 7.0% mil spec 32.0% #4b69ff 15.0% #B0C3D9 20.0% best hit — 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