M4 Case
Explore the contents and drop odds of M4 Case in Klaviq’s free virtual case simulator.
Case contents
CASE GUIDE · curated case
About M4 Case
M4 Case is available as a virtual curated case opening on Klaviq. Explore 63 finishes, including M4A4 | Mainframe, M4A4 | Poly Mag, M4A1-S | Boreal Forest, and track each new discovery in My Collection.
Items & editions
This opening includes 452 distinct wear and edition variants across 63 finishes. Available editions: standard, StatTrak. Each finish supports its own wear range; select a skin above to see its exact variants, coin values and individual drop probabilities.
Wear and edition discoveries have separate checkmarks in My Collection. Doppler phases and gems are distinct finishes. Paint seeds are not separate collection goals.
Opening M4 Case on Klaviq
New accounts receive 1,000 free coins. Find additional rewards in Earn Coins, choose an opening quantity, and review the total cost. After the reel stops, keep the drop, sell it for coins, or take it to Upgrade. Your discovery stays recorded in My Collection even if you later use the item.
Every opening is an independent random draw. Review the item odds and available editions in the contents above. All items and coins are virtual, with no real-world value.
Rarity breakdown
Combined chance per opening
| Rarity | Finishes | Chance |
|---|---|---|
| Industrial | 6 | 42.24% |
| Mil-Spec | 9 | 38.756% |
| Restricted | 14 | 13.807% |
| Classified | 13 | 3.953% |
| Covert | 21 | 1.244% |
This pool has no Rare Special knife or glove drops. Its full set of possible finishes is listed above.
Klaviq simulation probabilities. These are not a claim about Valve’s opening odds.M4 Case: common questions
Do I need a key to open M4 Case?
No separate key is required in Klaviq. Earn free coins through the starter challenge, daily reward and collection milestones, then use the virtual opening price shown above.
What can drop from M4 Case?
The case contains 63 finishes, including M4A4 | Mainframe, M4A4 | Poly Mag, M4A1-S | Boreal Forest. This pool has no Rare Special knife or glove drops. Its full set of possible finishes is listed above. Every listed percentage is an independent per-opening chance; previous drops do not improve the next draw.
Can I send these skins to Steam or cash out?
No. These are virtual collection items inside Klaviq, with no real-world value, deposits or cash-out. Market listing snapshots inform coin values: Steam first, with CSFloat, Skinport and Buff163 fallbacks, including exact gem-phase references. OpenSkin supplies additional market snapshots. Each reference names its source; items without a quote use labeled game estimates. Klaviq is not affiliated with Valve.
How are wear and StatTrak probabilities calculated?
Each rarity keeps its combined chance. More valuable finishes receive lower chances within that rarity, using their expected variant value. Each finish's chance is then split inversely by the exact value of its eligible wear and edition variants. Ruby, Sapphire, Emerald and other phases use separate market references. The table shows absolute chances. Values, odds and case prices refresh together daily; previous results do not change your odds. These are Klaviq simulation probabilities, not Valve or Hellcase odds.
Does Fast mode or Quick stop change the drop?
No. The item is selected before the reel plays. Fast mode and Quick stop only change the animation, not the saved result or its probability.