---
title: "Royal's Duty case on 500 Casino: odds, RTP & drops"
description: "Royal's Duty ($8,920.19) on 500 Casino, a CS2 case site: advertised RTP 90.00% from 7 items with odds. Independent and free, no sign-up."
url: https://gambatracker.com/cases/500-casino/6617ee4702ecb2b8af8a9e49
rendered: 2026-11-12T08:40Z
---

[Case sites](https://gambatracker.com/case-sites) / [500 Casino](https://gambatracker.com/case-sites/500-casino) / [Royal's Duty](https://gambatracker.com/cases/500-casino/6617ee4702ecb2b8af8a9e49)

# [500 Casino](https://gambatracker.com/case-sites/500-casino) · Royal's Duty

A case on 500 Casino (featured), first seen 2 Nov 2026. Every value is 500 Casino's own item price converted from BUX at the rate on the site page.

[24h](https://gambatracker.com/cases/500-casino/6617ee4702ecb2b8af8a9e49?window=24h) [7d](https://gambatracker.com/cases/500-casino/6617ee4702ecb2b8af8a9e49?window=7d) [30d](https://gambatracker.com/cases/500-casino/6617ee4702ecb2b8af8a9e49) [All](https://gambatracker.com/cases/500-casino/6617ee4702ecb2b8af8a9e49?window=all)

Price · $8,920.19 · 14,861,031 BUX

Advertised RTP · 90.00% · EV $8,028.17 from 7 items

Observed RTP, 30d · — · no counted openings

Variance · 1.6× · of price², per opening

Tail share · 20.0% · of openings carry half the EV

Below price · 80.0% · of openings return less than the price

## Advertised vs observed · per window, 95% band and the advertised marker

**No counted openings yet** Openings inside battles and free cases are listed but never counted.

## Windows · the test per window

| Window | Openings | Observed | Dev. | Method |
| --- | --- | --- | --- | --- |
| [24h](https://gambatracker.com/cases/500-casino/6617ee4702ecb2b8af8a9e49?window=24h) | 0 | — | — | — |
| [7d](https://gambatracker.com/cases/500-casino/6617ee4702ecb2b8af8a9e49?window=7d) | 0 | — | — | — |
| [30d](https://gambatracker.com/cases/500-casino/6617ee4702ecb2b8af8a9e49) | 0 | — | — | — |
| [All](https://gambatracker.com/cases/500-casino/6617ee4702ecb2b8af8a9e49?window=all) | 0 | — | — | — |

Enough sample: 100 openings and 5 expected rare hits (odds method) or 1,000 openings (sample method).

## Items, odds and values · 7 items · odds sum to 1 · observed counts over 0 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 |
| --- | --- | --- | --- | --- | --- | --- |
| [Crown (Emerald) other · Special](https://gambatracker.com/items/crown-emerald) | 1 in 10,000 | $250K 416,500,000 BUX | 0.3% | 0 | 0.0 | — |
| [Elysium Earring (Emerald) other · Covert](https://gambatracker.com/items/elysium-earring-emerald) | 1 in 50 | $44.4K 74,043,704 BUX | 11.0% | 0 | 0.0 | — |
| [Precious Stone of Diamond (Gemstone) other · Special](https://gambatracker.com/items/precious-stone-of-diamond-gemstone) | 1 in 50 | $42.7K 71,100,000 BUX | 10.6% | 0 | 0.0 | — |
| [Tiara (Tourmaline) other · Covert](https://gambatracker.com/items/tiara-tourmaline) | 1 in 13 | $25K 41,650,000 BUX | 24.9% | 0 | 0.0 | — |
| [Earring (Emerald) other · Restricted](https://gambatracker.com/items/earring-emerald) | 1 in 13 | $25K 41,650,000 BUX | 24.9% | 0 | 0.0 | — |
| [Amulet of Atlantis (Amethyst) other · Special](https://gambatracker.com/items/amulet-of-atlantis-amethyst) | 30.0% | $3,884 6,470,694 BUX | 14.5% | 0 | 0.0 | — |
| [Crown of Cosmos (Citrine) other · Exceedingly Rare](https://gambatracker.com/items/crown-of-cosmos-citrine) | 50.0% | $2,200 3,665,200 BUX | 13.7% | 0 | 0.0 | — |

Values are 500 Casino'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 `500-casino:cases/list`, 12 Nov, 04:37 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=500-casino&case=6617ee4702ecb2b8af8a9e49)

**No drops yet** No drop from this case seen yet.

## Observed RTP over time · daily, 30 days

No history yet

## Catalog changes · price, advertised RTP and contents, per capture

| Captured | Price | Advertised | Items |
| --- | --- | --- | --- |
| 2 Nov, 21:38 UTC | $8,920 | 90.00% | 7 |

Each opening is tested against the capture in force when it happened; a price or odds change starts a new one.

listed Special 32.0% Covert 10.0% Restricted 8.0% Exceedingly Rare 50.0%

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.

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How these figures are produced and labelled: https://gambatracker.com/llms.txt