CASE-SIM
Chroma Case
Odds, Drop Rates & Complete Item List
Released January 8, 2015
Chroma Case Drop Rates
Probability of each rarity tier per opening
StatTrak items have a ~10.00% chance on any eligible drop (~1 in 10)
Knives: ~0.256% chance per opening (~1 in 391)
Source: Valve (CS:GO China) · Learn more about CS2 case odds
Mil-Spec Grade
5 items
Restricted
4 items
Classified
3 items
Covert
2 items
Knives
60 items
Chroma Case FAQ
What are the odds for the Chroma Case?
The Chroma Case uses official Valve drop rates. The most common tier has a 79.92% chance, while the rarest standard tier has a 0.26% chance per opening.
How many items are in the Chroma Case?
The Chroma Case contains 74 unique items, including 60 Knives as rare special items.
What is the knife chance in the Chroma Case?
The chance of unboxing a knives from the Chroma Case is approximately 0.256%, or about 1 in 391 openings.
Can you get StatTrak items from the Chroma Case?
Yes. Any item from the Chroma Case has approximately a 10.00% chance of being a StatTrak version, which tracks your confirmed kills.
Try Opening the Chroma Case
Test these odds in our free CS2 case simulator. No real money, no risk — realistic case openings with authentic drop rates.