--- title: "Ink And Paper case on CSGOBig: odds, RTP & drops" description: "Ink And Paper ($50.00) on CSGOBig, a CS2 case site: advertised RTP 90.02% from 12 items with odds, observed 61.77% over 23 openings in 30 days." url: https://gambatracker.com/cases/csgobig/225 rendered: 2026-11-11T13:08Z --- [Case sites](https://gambatracker.com/case-sites) / [CSGOBig](https://gambatracker.com/case-sites/csgobig) / [Ink And Paper](https://gambatracker.com/cases/csgobig/225) # [CSGOBig](https://gambatracker.com/case-sites/csgobig) · Ink And Paper 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/225?window=24h) [7d](https://gambatracker.com/cases/csgobig/225?window=7d) [30d](https://gambatracker.com/cases/csgobig/225) [All](https://gambatracker.com/cases/csgobig/225?window=all) Price · $50.00 · 50 CSGOBIG\_COIN Advertised RTP · 90.02% · EV $45.01 from 12 items Observed RTP, 30d · 61.77% · 23 openings, odds method Variance · 48.0× · of price², per opening Tail share · 1 in 57 · of openings carry half the EV Below price · 87.7% · 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 24 hours · 9 openings · below min 7 days · 19 openings · below min 30 days · 23 openings · below min since tracking started · 23 openings · below min -0.5% 258.3% 517.0% **Small sample.** 23 openings and 0.4 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/225?window=24h) | 9 | 63.45% ±452.8 | — | odds | | [7d](https://gambatracker.com/cases/csgobig/225?window=7d) | 19 | 72.64% ±311.6 | — | odds | | [30d](https://gambatracker.com/cases/csgobig/225) | 23 | 61.77% ±283.2 | — | odds | | [All](https://gambatracker.com/cases/csgobig/225?window=all) | 23 | 61.77% ±283.2 | — | odds | Enough sample: 100 openings and 5 expected rare hits (odds method) or 1,000 openings (sample method). ## Items, odds and values · 12 items · odds sum to 1 · observed counts over 23 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 | | --- | --- | --- | --- | --- | --- | --- | | [★ StatTrak™ Butterfly Knife \| Crimson Web (Factory New) StatTrak · knife · covert](https://gambatracker.com/items/stattrak-butterfly-knife-crimson-web-factory-new) | 1 in 400 | $6,783 6,783 CSGOBIG\_COIN | 37.7% | 0 | 0.1 | — | | [★ StatTrak™ Classic Knife \| Fade (Factory New) StatTrak · knife · epic](https://gambatracker.com/items/stattrak-classic-knife-fade-factory-new) | 1 in 66 | $610 610 CSGOBIG\_COIN | 20.5% | 0 | 0.3 | — | | [Sticker \| JW (Gold) \| London 2018 sticker · #EB4B4B](https://gambatracker.com/items/sticker-jw-gold-london-2018) | 10.6% | $112 112 CSGOBIG\_COIN | 26.4% | 5 | 2.4 | 2.05× | | [StatTrak™ CZ75-Auto \| Victoria (Battle-Scarred) StatTrak · weapon · covert](https://gambatracker.com/items/stattrak-cz75-auto-victoria-battle-scarred) | 1 in 11 | $32.46 32.46 CSGOBIG\_COIN | 6.5% | 3 | 2.1 | 1.44× | | [Sticker \| Boombl4 (Gold) \| Stockholm 2021 sticker · #EB4B4B](https://gambatracker.com/items/sticker-boombl4-gold-stockholm-2021) | 15.1% | $10.60 10.6 CSGOBIG\_COIN | 3.6% | 0 | 3.5 | 0.00× | | [USP-S \| Para Green (Factory New) weapon · industrial](https://gambatracker.com/items/usp-s-para-green-factory-new) | 13.6% | $9.91 9.91 CSGOBIG\_COIN | 3.0% | 4 | 3.1 | 1.28× | | [MP9 \| Airlock (Factory New) weapon · classified](https://gambatracker.com/items/mp9-airlock-factory-new) | 1 in 22 | $7.80 7.8 CSGOBIG\_COIN | 0.8% | 1 | 1.0 | 0.96× | | [StatTrak™ Nova \| Tempest (Minimal Wear) StatTrak · weapon · mil spec](https://gambatracker.com/items/stattrak-nova-tempest-minimal-wear) | 1 in 17 | $7.45 7.45 CSGOBIG\_COIN | 1.0% | 0 | 1.4 | 0.00× | | [Sealed Graffiti \| G2 Esports \| Boston 2018 graffiti · #4B69FF](https://gambatracker.com/items/sealed-graffiti-g2-esports-boston-2018) | 1 in 33 | $3.54 3.54 CSGOBIG\_COIN | 0.2% | 0 | 0.7 | — | | [Negev \| Bratatat (Field-Tested) weapon · mil spec](https://gambatracker.com/items/negev-bratatat-field-tested) | 1 in 13 | $1.19 1.19 CSGOBIG\_COIN | 0.2% | 2 | 1.7 | 1.15× | | [Sticker \| VINI (Glitter) \| Antwerp 2022 sticker · Mythical](https://gambatracker.com/items/sticker-vini-glitter-antwerp-2022) | 16.6% | $0.37 0.37 CSGOBIG\_COIN | 0.1% | 6 | 3.8 | 1.57× | | [Sticker \| Spinx (Glitter) \| Paris 2023 sticker · #F2F8FF](https://gambatracker.com/items/sticker-spinx-glitter-paris-2023) | 12.1% | $0.03 0.03 CSGOBIG\_COIN | 0.0% | 2 | 2.8 | 0.72× | 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=225`, 11 Nov, 06:29 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=225) [MP9 | Airlock (Factory New) weapon · classified](https://gambatracker.com/items/mp9-airlock-factory-new) Hidden $50.00 50 CSGOBIG\_COIN $7.80 7.8 CSGOBIG\_COIN 0.16x 2026-11-11 12:00 UTC [Sticker | VINI (Glitter) | Antwerp 2022 sticker · Mythical](https://gambatracker.com/items/sticker-vini-glitter-antwerp-2022) Hidden $50.00 50 CSGOBIG\_COIN $0.37 0.37 CSGOBIG\_COIN 0.01x 2026-11-11 12:00 UTC [USP-S | Para Green (Factory New) weapon · industrial](https://gambatracker.com/items/usp-s-para-green-factory-new) Hidden $50.00 50 CSGOBIG\_COIN $9.91 9.91 CSGOBIG\_COIN 0.20x 2026-11-11 12:00 UTC [Sticker | VINI (Glitter) | Antwerp 2022 sticker · Mythical](https://gambatracker.com/items/sticker-vini-glitter-antwerp-2022) Hidden $50.00 50 CSGOBIG\_COIN $0.37 0.37 CSGOBIG\_COIN 0.01x 2026-11-11 12:00 UTC [USP-S | Para Green (Factory New) weapon · industrial](https://gambatracker.com/items/usp-s-para-green-factory-new) Hidden $50.00 50 CSGOBIG\_COIN $9.91 9.91 CSGOBIG\_COIN 0.20x 2026-11-11 12:00 UTC [Sticker | JW (Gold) | London 2018 sticker · #EB4B4B](https://gambatracker.com/items/sticker-jw-gold-london-2018) [RuffandReady](https://gambatracker.com/players/csgobig/RuffandReady) $50.00 50 CSGOBIG\_COIN $112 112 CSGOBIG\_COIN 2.24x 2026-11-11 12:00 UTC [Sticker | VINI (Glitter) | Antwerp 2022 sticker · Mythical](https://gambatracker.com/items/sticker-vini-glitter-antwerp-2022) Hidden $50.00 50 CSGOBIG\_COIN $0.37 0.37 CSGOBIG\_COIN 0.01x 2026-11-11 11:59 UTC [Sticker | JW (Gold) | London 2018 sticker · #EB4B4B](https://gambatracker.com/items/sticker-jw-gold-london-2018) Hidden $50.00 50 CSGOBIG\_COIN $112 112 CSGOBIG\_COIN 2.24x 2026-11-11 11:59 UTC [StatTrak™ CZ75-Auto | Victoria (Battle-Scarred) StatTrak · weapon · covert](https://gambatracker.com/items/stattrak-cz75-auto-victoria-battle-scarred) Hidden $50.00 50 CSGOBIG\_COIN $32.46 32.46 CSGOBIG\_COIN 0.65x 2026-11-11 05:29 UTC [Sticker | VINI (Glitter) | Antwerp 2022 sticker · Mythical](https://gambatracker.com/items/sticker-vini-glitter-antwerp-2022) Hidden $50.00 50 CSGOBIG\_COIN $0.37 0.37 CSGOBIG\_COIN 0.01x 2026-11-09 10:39 UTC ## Catalog changes · price, advertised RTP and contents, per capture | Captured | Price | Advertised | Items | | --- | --- | --- | --- | | 3 Nov, 04:27 UTC | $50.00 | 90.02% | 12 | Each opening is tested against the capture in force when it happened; a price or odds change starts a new one. listed covert 9.3% epic 1.5% #EB4B4B 25.7% industrial 13.6% classified 4.5% mil spec 13.6% #4B69FF 3.0% Mythical 16.6% #F2F8FF 12.1% best hit — 18+ **Case opening is gambling with skins as the currency.** At 90.0% RTP, every $100 put into cases returns $90.02 on average: an expected loss of $9.98 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