Details
- Weapon
- M4A1-S
- Float range
- 0.00 – 0.68
- Category
- Rifles
- Paint index
- 383
- Legacy model
- No
- Pattern
- Basilisk
- Side
- Counter-Terrorists
- Trade-up contracts
- Eligible
Colours
Gray 58%
Black 40%
Other 2%
Market activity
- Liquidity
- 80 / 100
- Strong
- Popularity
- 94 / 100
- Strong
Demand 96
Cost to sell 72
Speed to sell 60
Market supply 81
Sales velocity 83
Steam order book
A tier liquidity- Highest buy order
- $22.23
- Lowest sell listing
- $24.10
- Spread
- $1.877.76%
2.0k buy orders 78 sell listings
Where it comes from
Renders
Field-Tested
Game files
The textures CS2 builds this skin from, extracted from the game files.
Anodized — pattern + paletteA base pattern recoloured by the palette below — same design, different colours.
Palette
Restricted 
The Vanguard Collection
The Vanguard CollectionStatTrak™M4A1-S Basilisk (Field-Tested)
Field-Tested
- Median
- $19.35
- 24 hours
- −0.6%
-
- 7 days
- +1.1%
-
- 30 days
- +5.4%
-
1,018 listings across all markets
Marketsfor StatTrak™ M4A1-S | Basilisk (Field-Tested)
17 with a price
CSFloat Lowest173 listed $17.45 Buy
LIS-SKINS94 listed $18.80 Buy
SkinSell60 listed $18.80 Buy
Skin.Land94 listed $18.81 Buy
HaloSkins44 listed $19.11 Buy
Skins.com5 listed $19.26 Buy
ShadowPay24 listed $19.35 Buy
CSBoard202 listed $19.46 Buy
25 markets without a price
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Price historyof M4A1-S | Basilisk
$19.35
+5.9% over 30D·median across markets
Oct 1, 2026 Oct 31, 2026
Price by float
The lowest price you can buy at, across markets, for each float. Jumps at the wear boundaries are real.
$19.41
cheapest at float 0.2500 · typical $20.76–$23.66 · 9 listings on 4 markets nearby
0.150.230.300.38
Cheapest Middle half of listings Median
| Float range | Lowest price | Listings |
|---|---|---|
| FT 0.15 – 0.18 | $21.17 | |
| 0.18 – 0.22 | $20.76 | |
| 0.22 – 0.27 | $20.09 | |
| 0.27 – 0.33 | $20.28 | |
| 0.33 – 0.38 | $20.19 |
In short
Origin
The M4A1-S | Basilisk can be obtained by opening Operation Vanguard Weapon Case. It is also part of the The Vanguard Collection collection.
Rarity
The M4A1-S | Basilisk has a Restricted rarity and is categorised as Rifles, with an estimated case drop chance of 4.00%.
Availability
The cheapest StatTrak™ M4A1-S | Basilisk (Field-Tested) is $17.45 on CSFloat, with prices across 17 markets ranging up to $26.42.
Price trend
Over the last 30 days the cross-market median price of the StatTrak™ M4A1-S | Basilisk (Field-Tested) went from $18.28 to $19.35 (+5.9%), with a low of $16.91 on Oct 13 and a high of $19.84 on Oct 29. That is +2.5% over the last 7 days. On the Steam Community Market the highest buy order is $22.23 and the lowest listing is $24.10 (2,004 buy orders, 78 listings).
Versions
The float value ranges from 0.00 to 0.68, available in all five wear conditions. It also has a StatTrak™ version and a Souvenir version.
Finish Style
This M4A1-S features the Basilisk design.
Planning a contract with M4A1-S | Basilisk? Simulate output floats, odds and profit in the CS2 trade-up calculator.
Guides
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M4A1-S | Basilisk — Frequently Asked Questions
How much does the StatTrak™ M4A1-S | Basilisk (Field-Tested) cost?
As of Oct 2026, the cheapest StatTrak™ M4A1-S | Basilisk (Field-Tested) costs $17.45 on CSFloat. CSSkinLab compares live prices across 17 CS2 marketplaces so you always see the cheapest offer first.
What is the float range of the StatTrak™ M4A1-S | Basilisk (Field-Tested)?
The StatTrak™ M4A1-S | Basilisk (Field-Tested) has a float range of 0.00 – 0.68. Lower floats mean less visible wear on the skin. The M4A1-S | Basilisk exists in 5 wear tiers: Factory New, Minimal Wear, Field-Tested, Well-Worn and Battle-Scarred.
Does the M4A1-S | Basilisk come in StatTrak™ or Souvenir?
Yes. The M4A1-S | Basilisk drops in both StatTrak™ (with a kill counter) and Souvenir versions, alongside the normal version. Each version trades at its own price.
Can I use the StatTrak™ M4A1-S | Basilisk (Field-Tested) in a trade-up?
Yes. The StatTrak™ M4A1-S | Basilisk (Field-Tested) can be used as an input in a trade-up contract: combine ten Restricted skins to receive one skin of the next rarity tier. Use the CSSkinLab trade-up calculator to find the best inputs and simulate float outcomes and ROI, or work backwards from a target skin with the reverse calculator.
Where does the M4A1-S | Basilisk drop from?
The M4A1-S | Basilisk drops from the Operation Vanguard Weapon Case with an estimated drop chance of 4.00% per opening. It belongs to the The Vanguard Collection. You can also buy it directly from community marketplaces, usually for less than the cost of opening cases.
What rarity is the M4A1-S | Basilisk?
The M4A1-S | Basilisk is a Restricted rarity skin. Rarity determines how often it drops and which trade-up contracts it fits into.