--- title: "Sky Scraper case on Clash.gg: odds, RTP & drops" description: "Sky Scraper ($3.47) on Clash.gg, a CS2 case site: advertised RTP 89.90% from 8 items with odds, observed 93.06% over 3,284 openings in 30 days." url: https://gambatracker.com/cases/clash/sky-scraper rendered: 2026-11-11T14:03Z --- [Case sites](https://gambatracker.com/case-sites) / [Clash.gg](https://gambatracker.com/case-sites/clash) / [Sky Scraper](https://gambatracker.com/cases/clash/sky-scraper) # [Clash.gg](https://gambatracker.com/case-sites/clash) · Sky Scraper A case on Clash.gg (classic), first seen 2 Nov 2026. Every value is Clash.gg's own item price converted from Clash gems at the rate on the site page. [24h](https://gambatracker.com/cases/clash/sky-scraper?window=24h) [7d](https://gambatracker.com/cases/clash/sky-scraper?window=7d) [30d](https://gambatracker.com/cases/clash/sky-scraper) [All](https://gambatracker.com/cases/clash/sky-scraper?window=all) Price · $3.47 · 5.34 gems Advertised RTP · 89.90% · EV $3.12 from 8 items Observed RTP, 30d · 93.06% · 3,284 openings, odds method Variance · 1.7× · of price², per opening Tail share · 10.0% · of openings carry half the EV Below price · 65.0% · 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 24 hours · 87.71% ±11.39 517 openings 7 days · 94.26% ±4.97 2,712 openings 30 days · 93.06% ±4.52 3,284 openings since tracking started · 93.06% ±4.52 3,284 openings 75.5% 87.8% 100.0% ## Windows · the test per window | Window | Openings | Observed | Dev. | Method | | --- | --- | --- | --- | --- | | [24h](https://gambatracker.com/cases/clash/sky-scraper?window=24h) | 517 | 87.71% ±11.4 | −0.4σ | odds | | [7d](https://gambatracker.com/cases/clash/sky-scraper?window=7d) | 2,712 | 94.26% ±4.97 | +1.7σ | odds | | [30d](https://gambatracker.com/cases/clash/sky-scraper) | 3,284 | 93.06% ±4.52 | +1.4σ | odds | | [All](https://gambatracker.com/cases/clash/sky-scraper?window=all) | 3,284 | 93.06% ±4.52 | +1.4σ | odds | Enough sample: 100 openings and 5 expected rare hits (odds method) or 1,000 openings (sample method). ## Items, odds and values · 8 items · odds sum to 1 · observed counts over 3,300 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 | | --- | --- | --- | --- | --- | --- | --- | | [USP-S \| Blueprint (Factory New) weapon · mil spec](https://gambatracker.com/items/usp-s-blueprint-factory-new) | 1 in 20 | $17.84 27.45 gems | 28.6% | 192 | 165.0 | 1.16× | | [AWP \| Elite Build (Factory New) weapon · classified](https://gambatracker.com/items/awp-elite-build-factory-new) | 1 in 20 | $14.19 21.83 gems | 22.7% | 151 | 165.0 | 0.92× | | [M4A1-S \| Leaded Glass (Factory New) weapon · classified](https://gambatracker.com/items/m4a1-s-leaded-glass-factory-new) | 1 in 20 | $5.43 8.35 gems | 8.7% | 190 | 165.0 | 1.15× | | [FAMAS \| Mecha Industries (Factory New) weapon · Legendary](https://gambatracker.com/items/famas-mecha-industries-factory-new) | 10.0% | $3.82 5.88 gems | 12.2% | 307 | 330.0 | 0.93× | | [G3SG1 \| Contractor (Factory New) weapon · Consumer Grade](https://gambatracker.com/items/g3sg1-contractor-factory-new) | 10.0% | $3.62 5.57 gems | 11.6% | 334 | 330.0 | 1.01× | | [UMP-45 \| Scaffold (Factory New) weapon · restricted](https://gambatracker.com/items/ump-45-scaffold-factory-new) | 20.0% | $1.22 1.88 gems | 7.8% | 675 | 660.0 | 1.02× | | [SG 553 \| Damascus Steel (Factory New) weapon · milspec](https://gambatracker.com/items/sg-553-damascus-steel-factory-new) | 20.0% | $1.07 1.64 gems | 6.8% | 658 | 660.0 | 1.00× | | [Nova \| Windblown (Factory New) weapon · Rare](https://gambatracker.com/items/nova-windblown-factory-new) | 25.0% | $0.18 0.28 gems | 1.5% | 793 | 825.0 | 0.96× | Values are Clash.gg'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 `clash:api/cases/details`, 11 Nov, 11:26 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=clash&case=sky-scraper) [SG 553 | Damascus Steel (Factory New) weapon · milspec](https://gambatracker.com/items/sg-553-damascus-steel-factory-new) Hidden $3.47 5.34 gems $1.07 1.64 gems 0.31x 2026-11-11 12:12 UTC [UMP-45 | Scaffold (Factory New) weapon · restricted](https://gambatracker.com/items/ump-45-scaffold-factory-new) Hidden $3.47 5.34 gems $1.22 1.88 gems 0.35x 2026-11-11 12:12 UTC [G3SG1 | Contractor (Factory New) weapon · Consumer Grade](https://gambatracker.com/items/g3sg1-contractor-factory-new) Hidden $3.47 5.34 gems $3.62 5.57 gems 1.04x 2026-11-11 12:12 UTC [G3SG1 | Contractor (Factory New) weapon · Consumer Grade](https://gambatracker.com/items/g3sg1-contractor-factory-new) Hidden $3.47 5.34 gems $3.62 5.57 gems 1.04x 2026-11-11 12:12 UTC [G3SG1 | Contractor (Factory New) weapon · Consumer Grade](https://gambatracker.com/items/g3sg1-contractor-factory-new) Hidden $3.47 5.34 gems $3.62 5.57 gems 1.04x 2026-11-11 12:12 UTC [FAMAS | Mecha Industries (Factory New) weapon · Legendary](https://gambatracker.com/items/famas-mecha-industries-factory-new) Hidden $3.47 5.34 gems $3.82 5.88 gems 1.10x 2026-11-11 12:12 UTC [AWP | Elite Build (Factory New) weapon · classified](https://gambatracker.com/items/awp-elite-build-factory-new) Hidden $3.47 5.34 gems $14.19 21.83 gems 4.09x 2026-11-11 12:12 UTC [Nova | Windblown (Factory New) weapon · Rare](https://gambatracker.com/items/nova-windblown-factory-new) Hidden $3.47 5.34 gems $0.18 0.28 gems 0.05x 2026-11-11 12:12 UTC [G3SG1 | Contractor (Factory New) weapon · Consumer Grade](https://gambatracker.com/items/g3sg1-contractor-factory-new) Hidden $3.47 5.34 gems $3.62 5.57 gems 1.04x 2026-11-11 12:12 UTC [Nova | Windblown (Factory New) weapon · Rare](https://gambatracker.com/items/nova-windblown-factory-new) Hidden $3.47 5.34 gems $0.18 0.28 gems 0.05x 2026-11-11 12:12 UTC ## Catalog changes · price, advertised RTP and contents, per capture | Captured | Price | Advertised | Items | | --- | --- | --- | --- | | 3 Nov, 02:04 UTC | $3.47 | 89.90% | 8 | Each opening is tested against the capture in force when it happened; a price or odds change starts a new one. listed mil spec 5.0% classified 10.0% Legendary 10.0% Consumer Grade 10.0% restricted 20.0% milspec 20.0% Rare 25.0% best hit — 18+ **Case opening is gambling with skins as the currency.** At 89.9% RTP, every $100 put into cases returns $89.90 on average: an expected loss of $10.10 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