Drop Rates
Drop rates are confirmed by Valve. Individual item probabilities are calculated by dividing the tier chance equally among items in that tier. Learn more
Items
M4A4
The Emperor
Five-SeveN
Angry Mob
AUG
Momentum
XM1014
Incinegator
R8 Revolver
Skull Crusher
AWP
Atheris
Desert Eagle
Light Rail
Tec-9
Bamboozle
MP5-SD
Gauss
UMP-45
Moonrise
AK-47
Uncharted
Galil AR
Akoben
MP7
Mischief
MAC-10
Whitefish
P250
Verdigris
FAMAS
Crypsis
P90
Off World
Special Items
★ Talon Knife
Doppler Black Pearl
Black Pearl★ Talon Knife
Doppler Sapphire
Sapphire★ Talon Knife
Doppler Ruby
Ruby★ Stiletto Knife
Doppler Ruby
Ruby★ Stiletto Knife
Doppler Black Pearl
Black Pearl★ Ursus Knife
Doppler Ruby
Ruby★ Talon Knife
Doppler Phase 2
Phase 2★ Talon Knife
Ultraviolet
★ Ursus Knife
Doppler Black Pearl
Black Pearl★ Stiletto Knife
Doppler Sapphire
Sapphire★ Talon Knife
Marble Fade
★ Talon Knife
Doppler Phase 4
Phase 4★ Talon Knife
Doppler Phase 1
Phase 1★ Talon Knife
Doppler Phase 3
Phase 3★ Talon Knife
Tiger Tooth
★ Stiletto Knife
Ultraviolet
★ Ursus Knife
Ultraviolet
★ Talon Knife
Damascus Steel
★ Stiletto Knife
Doppler Phase 3
Phase 3★ Stiletto Knife
Doppler Phase 2
Phase 2★ Stiletto Knife
Marble Fade
★ Stiletto Knife
Doppler Phase 4
Phase 4★ Ursus Knife
Doppler Sapphire
Sapphire★ Stiletto Knife
Tiger Tooth
★ Stiletto Knife
Damascus Steel
★ Talon Knife
Rust Coat
★ Stiletto Knife
Doppler Phase 1
Phase 1★ Talon Knife
★ Navaja Knife
Doppler Ruby
Ruby★ Navaja Knife
Doppler Black Pearl
Black Pearl★ Ursus Knife
Doppler Phase 4
Phase 4★ Ursus Knife
Doppler Phase 1
Phase 1★ Ursus Knife
Doppler Phase 2
Phase 2★ Navaja Knife
Ultraviolet
★ Ursus Knife
Doppler Phase 3
Phase 3★ Navaja Knife
Doppler Sapphire
Sapphire★ Ursus Knife
Marble Fade
★ Stiletto Knife
★ Ursus Knife
Tiger Tooth
★ Navaja Knife
Tiger Tooth
★ Navaja Knife
Marble Fade
★ Stiletto Knife
Rust Coat
★ Navaja Knife
Doppler Phase 1
Phase 1★ Ursus Knife
Damascus Steel
★ Navaja Knife
Doppler Phase 2
Phase 2★ Navaja Knife
Doppler Phase 4
Phase 4★ Ursus Knife
Rust Coat
★ Navaja Knife
Doppler Phase 3
Phase 3★ Ursus Knife
★ Navaja Knife
Damascus Steel
★ Navaja Knife
Rust Coat
★ Navaja Knife
★ Talon Knife
Doppler Black Pearl
Black Pearl★ Stiletto Knife
Doppler Black Pearl
Black Pearl★ Ursus Knife
Doppler Black Pearl
Black Pearl★ Navaja Knife
Doppler Black Pearl
Black Pearl★ Talon Knife
Doppler Sapphire
Sapphire★ Stiletto Knife
Doppler Sapphire
Sapphire★ Ursus Knife
Doppler Sapphire
Sapphire★ Navaja Knife
Doppler Sapphire
Sapphire★ Talon Knife
Doppler Ruby
Ruby★ Stiletto Knife
Doppler Ruby
Ruby★ Ursus Knife
Doppler Ruby
Ruby★ Navaja Knife
Doppler Ruby
Ruby★ Talon Knife
Doppler Phase 2
Phase 2★ Stiletto Knife
Doppler Phase 2
Phase 2★ Ursus Knife
Doppler Phase 2
Phase 2★ Navaja Knife
Doppler Phase 2
Phase 2★ Talon Knife
Ultraviolet
★ Stiletto Knife
Ultraviolet
★ Ursus Knife
Ultraviolet
★ Navaja Knife
Ultraviolet
★ Talon Knife
Marble Fade
★ Stiletto Knife
Marble Fade
★ Ursus Knife
Marble Fade
★ Navaja Knife
Marble Fade
★ Talon Knife
Doppler Phase 4
Phase 4★ Stiletto Knife
Doppler Phase 4
Phase 4★ Ursus Knife
Doppler Phase 4
Phase 4★ Navaja Knife
Doppler Phase 4
Phase 4★ Talon Knife
Doppler Phase 1
Phase 1★ Stiletto Knife
Doppler Phase 1
Phase 1★ Ursus Knife
Doppler Phase 1
Phase 1★ Navaja Knife
Doppler Phase 1
Phase 1★ Talon Knife
Doppler Phase 3
Phase 3★ Stiletto Knife
Doppler Phase 3
Phase 3★ Ursus Knife
Doppler Phase 3
Phase 3★ Navaja Knife
Doppler Phase 3
Phase 3★ Talon Knife
Tiger Tooth
★ Stiletto Knife
Tiger Tooth
★ Ursus Knife
Tiger Tooth
★ Navaja Knife
Tiger Tooth
★ Talon Knife
Damascus Steel
★ Stiletto Knife
Damascus Steel
★ Ursus Knife
Damascus Steel
★ Navaja Knife
Damascus Steel
★ Talon Knife
Rust Coat
★ Stiletto Knife
Rust Coat
★ Ursus Knife
Rust Coat
★ Navaja Knife
Rust Coat
★ Talon Knife
★ Stiletto Knife
★ Ursus Knife
★ Navaja Knife
About the Prisma Case
The Prisma Case is a CS2 weapon case released in Mar 2019. It contains 69 weapon skins across 5 rarity tiers, plus a rare special pool of knives and gloves. Each opening costs the case price plus a $2.49 key.
Mil-Spec Grade items drop 79.9% of the time. Special items are the rarest at 0.26% — roughly 1 in 385. StatTrak versions have a 10% chance on each drop.
Notable drops include ★ Talon Knife | Doppler Black Pearl ($29,529), ★ Talon Knife | Doppler Sapphire ($3,494), and ★ Talon Knife | Doppler Ruby ($3,000).
Drop Rates
5 rarity tiers, ranging from Mil-Spec Grade (79.9%) down to Special (0.26%).
- Mil-Spec Grade79.9%
- Restricted16.0%
- Classified3.20%
- Covert0.64%
- Special0.26%
Each item within a rarity tier has an equal chance of dropping.
Simulate This Weapon Case
Unbox the Prisma Case for free in our CS2 case simulator. No Steam account or real money needed.
Classic mode plays the reel animation with an optional auto-open toggle for continuous openings. Bulk mode can simulate up to millions of openings at once with a results heatmap.
Calculate Your Unboxing Cost
Each Prisma Case needs a $2.49 key on top of the case price. Use the case calculator to set a quantity, see the total in 160+ currencies, and send your plan to the simulator.


