--- title: "Birb v2 case on Rain.gg: odds, RTP & drops · gambatracker" description: "Birb v2 ($39.33) on Rain.gg, a CS2 case site: no published odds, observed 99.27% over 7,999 openings in 30 days. Independent and free, no sign-up." url: https://gambatracker.com/cases/rain/birb-v2 rendered: 2026-11-11T20:11Z --- [Case sites](https://gambatracker.com/case-sites) / [Rain.gg](https://gambatracker.com/case-sites/rain) / [Birb v2](https://gambatracker.com/cases/rain/birb-v2) # [Rain.gg](https://gambatracker.com/case-sites/rain) · Birb v2 A case on Rain.gg, first seen 2 Nov 2026. Every value is Rain.gg's own item price converted from Rain coins at the rate on the site page. [24h](https://gambatracker.com/cases/rain/birb-v2?window=24h) [7d](https://gambatracker.com/cases/rain/birb-v2?window=7d) [30d](https://gambatracker.com/cases/rain/birb-v2) [All](https://gambatracker.com/cases/rain/birb-v2?window=all) Price · $39.33 · 56.18 coins Advertised RTP · — · no catalog Observed RTP, 30d · 99.27% · 7,999 openings, sample method Variance · — · needs odds Tail share · — · needs odds Below price · — · needs odds ## Advertised vs observed · per window, 95% band and the advertised marker observed, 95% band outside band small sample 24 hours · 415 openings · below min 7 days · 101.07% ±15.46 6,011 openings 30 days · 99.27% ±13.05 7,999 openings since tracking started · 99.27% ±13.05 7,999 openings 45.5% 81.3% 117.0% ## Windows · the test per window | Window | Openings | Observed | Dev. | Method | | --- | --- | --- | --- | --- | | [24h](https://gambatracker.com/cases/rain/birb-v2?window=24h) | 415 | 64.33% ±18.1 | — | sample | | [7d](https://gambatracker.com/cases/rain/birb-v2?window=7d) | 6,011 | 101.07% ±15.5 | — | sample | | [30d](https://gambatracker.com/cases/rain/birb-v2) | 7,999 | 99.27% ±13.0 | — | sample | | [All](https://gambatracker.com/cases/rain/birb-v2?window=all) | 7,999 | 99.27% ±13.0 | — | sample | Enough sample: 100 openings and 5 expected rare hits (odds method) or 1,000 openings (sample method). ## Items, odds and values · none published **No catalog** Rain.gg publishes no catalog; the case is known from the drops that named it. Values are Rain.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. ## Biggest drops · from this case, by value [★ StatTrak™ M9 Bayonet | Doppler (Minimal Wear) (Ruby) StatTrak · knife · covert · Ruby](https://gambatracker.com/items/stattrak-m9-bayonet-doppler-minimal-wear-ruby) Hidden $39.33 56.18 coins $7,831 11,188 coins 199.1x 2026-11-08 17:28 UTC [★ M9 Bayonet | Crimson Web (Factory New) knife · covert](https://gambatracker.com/items/m9-bayonet-crimson-web-factory-new) Hidden $39.33 56.18 coins $5,927 8,467 coins 150.7x 2026-11-08 15:13 UTC [★ M9 Bayonet | Crimson Web (Factory New) knife · covert](https://gambatracker.com/items/m9-bayonet-crimson-web-factory-new) Hidden $39.33 56.18 coins $5,927 8,467 coins 150.7x 2026-11-06 13:02 UTC [AK-47 | Wild Lotus (Well-Worn) weapon · covert](https://gambatracker.com/items/ak-47-wild-lotus-well-worn) [Pk - Mantra](https://gambatracker.com/players/rain/Pk%20-%20Mantra) $39.33 56.18 coins $5,472 7,817 coins 139.1x 2026-11-03 18:45 UTC [Sticker | Virtus.Pro (Holo) | Katowice 2014 sticker · legendary](https://gambatracker.com/items/sticker-virtus-pro-holo-katowice-2014) [jack.com](https://gambatracker.com/players/rain/jack.com) $39.33 56.18 coins $4,810 6,872 coins 122.3x 2026-11-09 11:19 UTC [Sticker | Virtus.Pro (Holo) | Katowice 2014 sticker · legendary](https://gambatracker.com/items/sticker-virtus-pro-holo-katowice-2014) Hidden $39.33 56.18 coins $4,810 6,872 coins 122.3x 2026-11-09 11:03 UTC [Sticker | Virtus.Pro (Holo) | Katowice 2014 sticker · legendary](https://gambatracker.com/items/sticker-virtus-pro-holo-katowice-2014) Hidden $39.33 56.18 coins $4,810 6,872 coins 122.3x 2026-11-09 07:02 UTC [Sticker | Virtus.Pro (Holo) | Katowice 2014 sticker · legendary](https://gambatracker.com/items/sticker-virtus-pro-holo-katowice-2014) Hidden $39.33 56.18 coins $4,810 6,872 coins 122.3x 2026-11-03 09:48 UTC [M4A4 | Howl (Well-Worn) weapon · contraband](https://gambatracker.com/items/m4a4-howl-well-worn) Hidden $39.33 56.18 coins $3,859 5,513 coins 98.13x 2026-11-10 02:57 UTC [M4A4 | Howl (Well-Worn) weapon · contraband](https://gambatracker.com/items/m4a4-howl-well-worn) [TIMOSCHUCK](https://gambatracker.com/players/rain/TIMOSCHUCK) $39.33 56.18 coins $3,859 5,513 coins 98.13x 2026-11-05 15:08 UTC ## Latest drops · newest first [All Latest drops →](https://gambatracker.com/drops?casino=rain&case=birb-v2) [Sticker | Boom sticker · Rare](https://gambatracker.com/items/sticker-boom) Hidden $39.33 56.18 coins $0.19 0.27 coins 0.00x 2026-11-11 20:11 UTC [Sticker | Baby Medusa sticker · high](https://gambatracker.com/items/sticker-baby-medusa) Hidden $39.33 56.18 coins $0.57 0.82 coins 0.01x 2026-11-11 20:11 UTC [Sticker | Baby Medusa sticker · high](https://gambatracker.com/items/sticker-baby-medusa) Hidden $39.33 56.18 coins $0.57 0.82 coins 0.01x 2026-11-11 20:11 UTC [Sticker | Baby Medusa sticker · high](https://gambatracker.com/items/sticker-baby-medusa) Hidden $39.33 56.18 coins $0.57 0.82 coins 0.01x 2026-11-11 20:11 UTC [SSG 08 | Sea Calico (Well-Worn) weapon · restricted](https://gambatracker.com/items/ssg-08-sea-calico-well-worn) Hidden $39.33 56.18 coins $248 355 coins 6.32x 2026-11-11 20:11 UTC [Sticker | Baby Medusa sticker · high](https://gambatracker.com/items/sticker-baby-medusa) [keytowin](https://gambatracker.com/players/rain/keytowin) $39.33 56.18 coins $0.57 0.82 coins 0.01x 2026-11-11 20:11 UTC [Sticker | Boom sticker · Rare](https://gambatracker.com/items/sticker-boom) Hidden $39.33 56.18 coins $0.19 0.27 coins 0.00x 2026-11-11 19:55 UTC [Sticker | Baby Medusa sticker · high](https://gambatracker.com/items/sticker-baby-medusa) Hidden $39.33 56.18 coins $0.57 0.82 coins 0.01x 2026-11-11 19:55 UTC [Sticker | Boom sticker · Rare](https://gambatracker.com/items/sticker-boom) Hidden $39.33 56.18 coins $0.19 0.27 coins 0.00x 2026-11-11 19:55 UTC [Sticker | Boom sticker · Rare](https://gambatracker.com/items/sticker-boom) Hidden $39.33 56.18 coins $0.19 0.27 coins 0.00x 2026-11-11 19:55 UTC ## Catalog changes · price, advertised RTP and contents, per capture | Captured | Price | Advertised | Items | | --- | --- | --- | --- | Each opening is tested against the capture in force when it happened; a price or odds change starts a new one. listed best hit $7,831 (199.1x) 18+ **Case opening is gambling with skins as the currency.** At 99.3% RTP, every $100 put into cases returns $99.27 on average: an expected loss of $0.73 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