★ M9 Bayonet
The ★ M9 Bayonet is a Covert-grade knife originally designed to be mounted on a rifle but well suited to close-quarters combat according to its item description. It has appeared across an extensive range of cases including the CS:GO Weapon Case, Operation Bravo Case, Operation Phoenix Weapon Case, eSports 2013 Case, Winter Offensive Weapon Case, Revolver Case, and several additional others. StatTrak versions are available. No specific float range is listed for the base knife variant. It remains one of the more widely distributed knives across CS's historical case catalogue.
Cheapest wear we have on this page. Pattern / float overpay is extra.
eSports 2013 Winter Case: (case+key) ÷ drop chance. Average, not a promise.
Covert / missing collection peers: no contract estimate.
Price History & Performance
Price by Wear
Cases & Drop Odds for ★ M9 Bayonet
Probability of unboxing this skin per single case open, expected number of opens until you get one, and the case's expected return based on the current market value of every skin inside.
| Case | Drop Chance | Expected Opens | Open Cost | Market EV | EV vs Cost |
|---|---|---|---|---|---|
 eSports 2013 Winter Case | — | — | $39.11 | $0.65 | -98.3% |
 CS:GO Weapon Case | — | — | $205.65 | $0.65 | -99.7% |
 eSports 2014 Summer Case | — | — | $27.83 | $0.65 | -97.7% |
 Winter Offensive Weapon Case | — | — | $19.30 | $0.65 | -96.6% |
 Operation Bravo Case | — | — | $96.72 | $0.65 | -99.3% |
 CS:GO Weapon Case 3 | — | — | $22.62 | $0.65 | -97.1% |
 eSports 2013 Case | — | — | $83.00 | $0.65 | -99.2% |
 Operation Vanguard Weapon Case | — | — | $11.77 | $0.65 | -94.5% |
 CS:GO Weapon Case 2 | — | — | $38.11 | $0.65 | -98.3% |
 Operation Phoenix Weapon Case | — | — | $8.86 | $0.65 | -92.7% |
 Revolver Case | — | — | $6.96 | $0.65 | -90.7% |
Drop chance = official rarity odds ÷ size of that rarity pool inside the case. Market EV is the probability-weighted average of every skin's lowest current listing. "EV vs Cost" compares that EV against the case + key price — negative means opening loses money on average.
Where to Buy ★ M9 Bayonet
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