--- title: "Siren case on Rain.gg: odds, RTP & drops · gambatracker" description: "Siren ($59.70) on Rain.gg, a CS2 case site: no published odds, observed 106.76% over 1,006 openings in 30 days. Independent and free, no sign-up." url: https://gambatracker.com/cases/rain/siren rendered: 2026-11-11T21:31Z --- [Case sites](https://gambatracker.com/case-sites) / [Rain.gg](https://gambatracker.com/case-sites/rain) / [Siren](https://gambatracker.com/cases/rain/siren) # [Rain.gg](https://gambatracker.com/case-sites/rain) · Siren 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/siren?window=24h) [7d](https://gambatracker.com/cases/rain/siren?window=7d) [30d](https://gambatracker.com/cases/rain/siren) [All](https://gambatracker.com/cases/rain/siren?window=all) Price · $59.70 · 85.28 coins Advertised RTP · — · no catalog Observed RTP, 30d · 106.76% · 1,006 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 · 95 openings · below min 7 days · 778 openings · below min 30 days · 106.76% ±19.47 1,006 openings since tracking started · 106.76% ±19.47 1,006 openings 56.5% 120.3% 184.0% ## Windows · the test per window | Window | Openings | Observed | Dev. | Method | | --- | --- | --- | --- | --- | | [24h](https://gambatracker.com/cases/rain/siren?window=24h) | 95 | 120.07% ±63.1 | — | sample | | [7d](https://gambatracker.com/cases/rain/siren?window=7d) | 778 | 99.48% ±20.6 | — | sample | | [30d](https://gambatracker.com/cases/rain/siren) | 1,006 | 106.76% ±19.5 | — | sample | | [All](https://gambatracker.com/cases/rain/siren?window=all) | 1,006 | 106.76% ±19.5 | — | 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 [AWP | Medusa (Well-Worn) weapon · covert](https://gambatracker.com/items/awp-medusa-well-worn) Hidden $59.70 85.28 coins $1,544 2,206 coins 25.87x 2026-11-07 13:21 UTC [AWP | Medusa (Well-Worn) weapon · covert](https://gambatracker.com/items/awp-medusa-well-worn) Hidden $59.70 85.28 coins $1,544 2,206 coins 25.87x 2026-11-04 16:34 UTC [AWP | Medusa (Well-Worn) weapon · covert](https://gambatracker.com/items/awp-medusa-well-worn) [ROBO VERS](https://gambatracker.com/players/rain/ROBO%20VERS) $59.70 85.28 coins $1,544 2,206 coins 25.87x 2026-11-04 13:25 UTC [M4A4 | Poseidon (Factory New) weapon · classified](https://gambatracker.com/items/m4a4-poseidon-factory-new) [Smabu](https://gambatracker.com/players/rain/Smabu) $59.70 85.28 coins $1,048 1,497 coins 17.55x 2026-11-10 22:31 UTC [M4A4 | Poseidon (Factory New) weapon · classified](https://gambatracker.com/items/m4a4-poseidon-factory-new) Hidden $59.70 85.28 coins $1,048 1,497 coins 17.55x 2026-11-09 12:14 UTC [M4A4 | Poseidon (Factory New) weapon · classified](https://gambatracker.com/items/m4a4-poseidon-factory-new) Hidden $59.70 85.28 coins $1,048 1,497 coins 17.55x 2026-11-08 16:16 UTC [M4A4 | Poseidon (Factory New) weapon · classified](https://gambatracker.com/items/m4a4-poseidon-factory-new) Hidden $59.70 85.28 coins $1,048 1,497 coins 17.55x 2026-11-06 21:59 UTC [M4A4 | Poseidon (Factory New) weapon · classified](https://gambatracker.com/items/m4a4-poseidon-factory-new) Hidden $59.70 85.28 coins $1,048 1,497 coins 17.55x 2026-11-06 06:26 UTC [M4A4 | Poseidon (Factory New) weapon · classified](https://gambatracker.com/items/m4a4-poseidon-factory-new) Hidden $59.70 85.28 coins $1,048 1,497 coins 17.55x 2026-11-05 23:39 UTC [M4A4 | Poseidon (Factory New) weapon · classified](https://gambatracker.com/items/m4a4-poseidon-factory-new) Hidden $59.70 85.28 coins $1,048 1,497 coins 17.55x 2026-11-05 04:52 UTC ## Latest drops · newest first [All Latest drops →](https://gambatracker.com/drops?casino=rain&case=siren) [USP-S | Dark Water (Minimal Wear) weapon · restricted](https://gambatracker.com/items/usp-s-dark-water-minimal-wear) Hidden $59.70 85.28 coins $71.88 103 coins 1.20x 2026-11-11 16:19 UTC [SSG 08 | Dark Water (Field-Tested) weapon · mil spec](https://gambatracker.com/items/ssg-08-dark-water-field-tested) Hidden $59.70 85.28 coins $1.38 1.97 coins 0.02x 2026-11-11 16:19 UTC [StatTrak™ MAG-7 | Hard Water (Well-Worn) StatTrak · weapon · Mil Spec Grade](https://gambatracker.com/items/stattrak-mag-7-hard-water-well-worn) Hidden $59.70 85.28 coins $5.28 7.55 coins 0.09x 2026-11-11 16:19 UTC [★ Bowie Knife | Bright Water (Minimal Wear) knife · covert](https://gambatracker.com/items/bowie-knife-bright-water-minimal-wear) Hidden $59.70 85.28 coins $112 160 coins 1.88x 2026-11-11 16:19 UTC [SSG 08 | Dark Water (Field-Tested) weapon · mil spec](https://gambatracker.com/items/ssg-08-dark-water-field-tested) Hidden $59.70 85.28 coins $1.38 1.97 coins 0.02x 2026-11-11 16:19 UTC [★ Bayonet | Bright Water (Factory New) knife · covert](https://gambatracker.com/items/bayonet-bright-water-factory-new) Hidden $59.70 85.28 coins $316 451 coins 5.29x 2026-11-11 16:19 UTC [StatTrak™ MAG-7 | Hard Water (Well-Worn) StatTrak · weapon · Mil Spec Grade](https://gambatracker.com/items/stattrak-mag-7-hard-water-well-worn) Hidden $59.70 85.28 coins $5.28 7.55 coins 0.09x 2026-11-11 16:19 UTC [StatTrak™ MAG-7 | Hard Water (Well-Worn) StatTrak · weapon · Mil Spec Grade](https://gambatracker.com/items/stattrak-mag-7-hard-water-well-worn) [ROBO VERS](https://gambatracker.com/players/rain/ROBO%20VERS) $59.70 85.28 coins $5.28 7.55 coins 0.09x 2026-11-11 16:19 UTC [★ Bowie Knife | Bright Water (Minimal Wear) knife · covert](https://gambatracker.com/items/bowie-knife-bright-water-minimal-wear) Hidden $59.70 85.28 coins $112 160 coins 1.88x 2026-11-11 11:52 UTC [StatTrak™ PP-Bizon | Water Sigil (Battle-Scarred) StatTrak · weapon · Mil Spec Grade](https://gambatracker.com/items/stattrak-pp-bizon-water-sigil-battle-scarred) Hidden $59.70 85.28 coins $4.19 5.98 coins 0.07x 2026-11-11 11:52 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 $1,544 (25.87x) 18+ **Case opening is gambling with skins as the currency.** At 106.8% RTP, every $100 put into cases returns $106.76 on average: an expected loss of $0.00 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