CSBattle
RustCS2
Sign inPlay on CSBattle
SkinsCasesCollectionsKnivesGlovesStickersAgentsStatisticsLeaderboardInventoryWorkshopDealsPrice CheckerBindsPlayersFaceitChangelog
Navigation
BrowseSkins2,466Cases52Collections62Knives19Gloves24Stickers8,500+Agents58
ToolsStatisticsPrice CheckerInventoryDeals
LearnBinds90+
CommunityWorkshop180+LeaderboardPlayersFaceit
UpdatesChangelog32
Play on CSBattle
CS2 Wiki/Browse
CS2 Skins Wiki

Complete CS2 skin database — browse skins, cases, collections, knives, gloves, stickers, and market prices.

Play on CSBattle

CS2 Wiki

  • Skins
  • Cases
  • Collections
  • Knives
  • Gloves
  • Stickers
  • Agents
  • Statistics
  • View all sections

Tools & Community

  • Market Overview
  • Price Checker
  • Inventory Calculator
  • Leaderboard
  • Workshop

Platforms

  • RustBattle
  • CSBattle

About

  • Privacy Policy
  • Terms of Service
  • Provably Fair
  • Support

18+ only. Gambling can be addictive. Play responsibly. If you need help, visit gambleaware.org

Also check out

Rust Game Wiki

CS2 Skins Wiki is a community resource and is not affiliated with or endorsed by Valve Corporation. All game content and materials are trademarks of their respective owners.

© 2026 CSBattle

CS2CasesOperation Hydra Case
Operation Hydra Case -- CS2 weapon case with 17 skins

Operation Hydra Case

Released with Operation Hydra. Features the Five-SeveN Hyper Beast and other vibrant skins.

RetiredKnives17 Skins2017-05-23

$2.50

Key Cost

0.26%

Rare Drop

~$962

Avg. for Knife

Want to open the Operation Hydra Case? Try your luck on CSBattle — provably fair case openings.

Open on CSBattle

Notable Skins

3
Five-SeveN | Hyper BeastAWP | Oni TaijiM4A1-S | Decimator

Drop Rate Breakdown

Estimated drop rates for each rarity tier. These odds apply universally to all CS2 weapon cases.

Mil-Spec1 skins
~1 in 1.25~$379.92%
Restricted1 skins
~1 in 6.25~$1615.98%
Classified2 skins
~1 in 31~$783.2%
Covert1 skins
~1 in 156~$3910.64%
Exceedingly Rare (Knives)
~1 in 385~$9630.26%

Expected Value Warning

On average, it takes ~385 case openings ($963) to unbox a knife. The expected return from opening cases is always less than the cost. Buying skins directly from the market is more cost-effective.

10 Opens

$25.00

~8 Mil-Spec, ~1-2 Restricted

50 Opens

$125.00

~40 Mil-Spec, ~8 Restricted, ~1-2 Classified

385 Opens (Knife avg.)

$963

~1 Knife/Glove statistically

Rare Special Items

0.26% Drop Rate

The Operation Hydra Case contains knives as its rare special items. When you hit the 0.26% jackpot, you will receive a random knife from the case's knife pool with a random finish and wear.

Browse All Knives

Case Contents

5
Covert(1 skins)0.64%
Five-SeveN | Hyper Beast -- Covert skin from Operation Hydra Case
Covert

Five-SeveN | Hyper Beast

Float: 0.00 - 1.00

StatTrak
Classified(2 skins)3.2%
Dual Berettas | Cobra Strike -- Classified skin from Operation Hydra Case
Classified

Dual Berettas | Cobra Strike

Float: 0.00 - 0.60

StatTrak
Galil AR | Sugar Rush -- Classified skin from Operation Hydra Case
Classified

Galil AR | Sugar Rush

Float: 0.00 - 0.55

StatTrak
Restricted(1 skins)15.98%
SSG 08 | Death's Head -- Restricted skin from Operation Hydra Case
Restricted

SSG 08 | Death's Head

Float: 0.00 - 0.51

StatTrak
Mil-Spec(1 skins)79.92%
M249 | Humidor -- Mil-Spec skin from Operation Hydra Case
Mil-Spec

M249 | Humidor

Float: 0.06 - 0.80

StatTrak

Similar Cases

4
Kilowatt Case

Kilowatt Case

Active17 skinsKnives
Gallery Case

Gallery Case

Retired17 skinsKnives
Fever Case

Fever Case

Retired17 skinsGloves
Revolution Case

Revolution Case

Active17 skinsKnives

Frequently Asked Questions

What skins are in the Operation Hydra Case?

The Operation Hydra Case contains 17 weapon skins plus rare knife drops. Notable skins include Five-SeveN | Hyper Beast, AWP | Oni Taiji, M4A1-S | Decimator.

Is the Operation Hydra Case still dropping?

No, the Operation Hydra Case has been retired from the active drop pool. You can only obtain it through the Steam Community Market or trading with other players.

What are the odds of getting a knife from the Operation Hydra Case?

The odds of unboxing a knife from the Operation Hydra Case are approximately 0.26%, or about 1 in 385 cases. This applies to all CS2 cases with knife drops.

← Back to All Cases

Ready to dominate?

Join thousands of players on CSBattle — the ultimate CS2 experience with provably fair games.

50,000+ Players
Instant Withdrawals
Provably Fair
4.9/5 from 12,000+ reviews
Play on CSBattle