What's in the Operation Hydra Case?
The Operation Hydra Case contains 17 skins: two Covert, three Classified, five Restricted and seven Mil-Spec. It also contains 24 rare special gloves: the Bloodhound Gloves, Driver Gloves, Hand Wraps, Moto Gloves, Specialist Gloves and Sport Gloves. Every skin can also drop as StatTrak™.
Covert · 2
0.64% per opening for the tier, about 0.32% for each skin
Classified · 3
3.20% per opening for the tier, about 1.0667% for each skin
Restricted · 5
15.98% per opening for the tier, about 3.196% for each skin
Mil-Spec · 7
79.92% per opening for the tier, about 11.4171% for each skin
M4A1-S
Briefing

ST
from $3.50
11.4171% · 1 in 9
UMP-45
Metal Flowers

ST
from $3.48
11.4171% · 1 in 9
MAC-10
Aloha

ST
from $3.42
11.4171% · 1 in 9
MAG-7
Hard Water

ST
from $3.32
11.4171% · 1 in 9
USP-S
Blueprint

ST
from $3.31
11.4171% · 1 in 9
Tec-9
Cut Out

ST
from $3.22
11.4171% · 1 in 9
FAMAS
Macabre

ST
from $3.17
11.4171% · 1 in 9
These skins form The Operation Hydra Collection.
Operation Hydra Case gloves
The case drops six glove types, each in four finishes, for 24 possible gloves. The cheapest is a Bloodhound Gloves | Guerrilla at $60.28, and the top listing is a Sport Gloves | Hedge Maze.
4 finishes
Bloodhound Gloves
from $60.28
About 1 in 2,308 openings
4 finishes
Driver Gloves
from $67.89
About 1 in 2,308 openings
4 finishes
Hand Wraps
from $85.36
About 1 in 2,308 openings
4 finishes
Moto Gloves
from $80.49
About 1 in 2,308 openings
4 finishes
Specialist Gloves
from $98.04
About 1 in 2,308 openings
4 finishes
Sport Gloves
from $273.14
About 1 in 2,308 openings
Operation Hydra Case odds
Every opening gives a Mil-Spec skin 79.92% of the time, Restricted 15.98%, Classified 3.20%, Covert 0.64% and a pair of gloves 0.26%. So the AWP | Oni Taiji drops in about 1 in 313 openings and any single glove type in about 1 in 2,308.
| Rarity | Tier odds | Items in tier | Odds per item | 1 in | Cheapest in tier |
|---|---|---|---|---|---|
| Mil-Spec | 79.92% | 7 | 11.4171% | 9 | $3.17 |
| Restricted | 15.98% | 5 | 3.196% | 31 | $14.27 |
| Classified | 3.20% | 3 | 1.0667% | 94 | $39.80 |
| Covert | 0.64% | 2 | 0.32% | 313 | $195.65 |
| ★ Gloves | 0.26% | 24 | 0.0108% | 9,231 | $60.28 |
Tier odds are Valve's published rates. Odds per item assume equal weighting within a tier, which Valve hasn't confirmed. 1 in 10 drops is StatTrak™.
About the Operation Hydra Case
The Operation Hydra Case is a weapon case released in May 2017, with 17 skins and 24 rare special gloves. Opening it needs a $2.49 key from the in-game store.
Its skins form The Operation Hydra Collection. Trade-ups within that collection stay inside these 17 skins and, since 2025, can reach its gloves.
- Released
- May 2017
- Skins
- 17
- Gloves
- 24
- Key needed
- Yes
- StatTrak™
- Yes
- Weekly drop pool
- No










