Gamma Collection: skins, trade up odds & float ranges
The Gamma Collection has 17 skins across 4 rarities and drops from the Gamma Case. Its rarest skins are Glock-18 | Wasteland Rebel and M4A1-S | Mecha Industries. Below: every skin with its float range, all trade up paths with exact odds, and the best contracts at today’s prices.
- Skins: 7 Mil-Spec, 5 Restricted, 3 Classified, 2 Covert.
- Trade up paths: Mil-Spec → Restricted, Restricted → Classified, Classified → Covert.
- Knife trade up: 5 Covert skins from this collection roll one of 30 items (knives) from the Gamma Case.
Best Gamma Collection trade ups right now
Every contract of 10 identical inputs from this collection (5 for Covert → knife), priced with today’s market data.
| Contract | Cost | EV | ROI | Chance of profit | |
|---|---|---|---|---|---|
| 10× P90 | Chopper FN Restricted → Classified | $38.00 | $49.00 | +29.0% | 33.3% | Open in calculator |
| 10× SCAR-20 | Bloodsport FN Classified → Covert | $174.50 | $221.68 | +27.0% | 50.0% | Open in calculator |
| 10× P90 | Chopper StatTrak™ FN Restricted → Classified | $54.50 | $64.45 | +18.3% | 33.3% | Open in calculator |
| 10× Sawed-Off | Limelight StatTrak™ BS Restricted → Classified | $15.50 | $17.37 | +12.1% | 33.3% | Open in calculator |
| 10× P2000 | Imperial Dragon StatTrak™ WW Classified → Covert | $118.20 | $127.08 | +7.5% | 100.0% | Open in calculator |
| 10× P2000 | Imperial Dragon StatTrak™ FT Classified → Covert | $115.00 | $122.60 | +6.6% | 100.0% | Open in calculator |
| 10× M4A4 | Desolate Space BS Classified → Covert | $136.40 | $144.17 | +5.7% | 50.0% | Open in calculator |
| 10× R8 Revolver | Reboot BS Restricted → Classified | $13.50 | $14.14 | +4.7% | 100.0% | Open in calculator |
| 10× P2000 | Imperial Dragon StatTrak™ BS Classified → Covert | $122.70 | $127.42 | +3.8% | 100.0% | Open in calculator |
| 10× SCAR-20 | Bloodsport WW Classified → Covert | $140.60 | $145.79 | +3.7% | 50.0% | Open in calculator |
| 10× Sawed-Off | Limelight WW Restricted → Classified | $14.20 | $14.54 | +2.4% | 100.0% | Open in calculator |
| 10× Sawed-Off | Limelight StatTrak™ FT Restricted → Classified | $18.90 | $19.04 | +0.8% | 33.3% | Open in calculator |
Steam Market prices, snapshot of 2026-09-27 (USD, before fees); the table refreshes with live prices on page load. Knives and gloves above Steam's $2,000 listing cap use the lowest marketplace price.
Covert skins (2)
| Skin | Float range | Wears | Lowest price | |
|---|---|---|---|---|
| Glock-18 | Wasteland Rebel | 0.00 – 0.54 | FN MW FT WW BS | $147.32 FT | |
| M4A1-S | Mecha Industries | 0.00 – 0.80 | FN MW FT WW BS | $136.33 BS |
Classified skins (3)
| Skin | Float range | Wears | Lowest price | |
|---|---|---|---|---|
| P2000 | Imperial Dragon | 0.00 – 0.63 | FN MW FT WW BS | $14.34 BS | |
| M4A4 | Desolate Space | 0.00 – 1.00 | FN MW FT WW BS | $13.64 BS | |
| SCAR-20 | Bloodsport | 0.00 – 0.45 | FN MW FT WW | $14.06 WW |
Restricted skins (5)
| Skin | Float range | Wears | Lowest price | |
|---|---|---|---|---|
| AUG | Aristocrat | 0.00 – 0.66 | FN MW FT WW BS | $1.52 BS | |
| AWP | Phobos | 0.00 – 0.40 | FN MW FT WW | $2.53 FT | |
| P90 | Chopper | 0.00 – 0.60 | FN MW FT WW BS | $1.47 BS | |
| R8 Revolver | Reboot | 0.00 – 1.00 | FN MW FT WW BS | $1.35 BS | |
| Sawed-Off | Limelight | 0.00 – 1.00 | FN MW FT WW BS | $1.42 WW |
Mil-Spec skins (7)
| Skin | Float range | Wears | Lowest price | |
|---|---|---|---|---|
| PP-Bizon | Harvester | 0.00 – 1.00 | FN MW FT WW BS | $0.29 WW | |
| Five-SeveN | Violent Daimyo | 0.00 – 0.70 | FN MW FT WW BS | $0.47 BS | |
| MAC-10 | Carnivore | 0.00 – 1.00 | FN MW FT WW BS | $0.39 WW | |
| Nova | Exo | 0.00 – 0.50 | FN MW FT WW BS | $0.35 WW | |
| P250 | Iron Clad | 0.05 – 0.80 | FN MW FT WW BS | $0.36 BS | |
| SG 553 | Aerial | 0.00 – 0.60 | FN MW FT WW BS | $0.42 MW | |
| Tec-9 | Ice Cap | 0.00 – 0.50 | FN MW FT WW BS | $0.48 WW |
Gamma Collection trade up odds
With all 10 inputs from this collection, each next-rarity skin has an equal chance. The “max average float” columns show the highest average normalised input float that still gives that wear.
10 Mil-Spec → Restricted
| Outcome | Chance | Max avg for FN | Max avg for MW |
|---|---|---|---|
| AUG | Aristocrat | 20% | ≤ 0.1061 | ≤ 0.2273 |
| AWP | Phobos | 20% | ≤ 0.1750 | ≤ 0.3750 |
| P90 | Chopper | 20% | ≤ 0.1167 | ≤ 0.2500 |
| R8 Revolver | Reboot | 20% | ≤ 0.0700 | ≤ 0.1500 |
| Sawed-Off | Limelight | 20% | ≤ 0.0700 | ≤ 0.1500 |
10 Restricted → Classified
| Outcome | Chance | Max avg for FN | Max avg for MW |
|---|---|---|---|
| P2000 | Imperial Dragon | 33.3% | ≤ 0.1111 | ≤ 0.2381 |
| M4A4 | Desolate Space | 33.3% | ≤ 0.0700 | ≤ 0.1500 |
| SCAR-20 | Bloodsport | 33.3% | ≤ 0.1556 | ≤ 0.3333 |
10 Classified → Covert
| Outcome | Chance | Max avg for FN | Max avg for MW |
|---|---|---|---|
| Glock-18 | Wasteland Rebel | 50% | ≤ 0.1296 | ≤ 0.2778 |
| M4A1-S | Mecha Industries | 50% | ≤ 0.0875 | ≤ 0.1875 |
Gamma Collection knife & glove pool
5 Covert skins from this collection give one of these 30 items, each with a 3.33% chance (StatTrak™ inputs: knives only). Knife types: Bayonet, Flip Knife, Gut Knife, Karambit, M9 Bayonet. See the full Gamma Case knife pool with prices or open the knife trade up calculator.
Gamma Collection FAQ
What skins are in the Gamma Collection?
The Gamma Collection contains 17 skins: Covert – Glock-18 | Wasteland Rebel, M4A1-S | Mecha Industries; Classified – P2000 | Imperial Dragon, M4A4 | Desolate Space, SCAR-20 | Bloodsport; Restricted – AUG | Aristocrat, AWP | Phobos, P90 | Chopper, R8 Revolver | Reboot, Sawed-Off | Limelight; Mil-Spec – PP-Bizon | Harvester, Five-SeveN | Violent Daimyo, MAC-10 | Carnivore, Nova | Exo, P250 | Iron Clad, SG 553 | Aerial, Tec-9 | Ice Cap.
What are the trade up odds in the Gamma Collection?
With 10 inputs from the Gamma Collection, every skin of the next rarity has an equal chance: Mil-Spec → Restricted 20% each; Restricted → Classified 33.3% each; Classified → Covert 50% each. Mixing in other collections lowers these odds in proportion to the inputs you replace.
Can you trade up Gamma Collection Covert skins into a knife?
Yes. Since October 22, 2025, 5 Covert skins from the Gamma Collection can be traded up into one of 30 knives or gloves from the Gamma Case. StatTrak™ inputs return a StatTrak™ knife.
How do I find a profitable Gamma Collection trade up?
Use the live table above: it prices every contract of this collection with today’s market data and ranks them by ROI. Open any of them in the CS2TradeUp.gg calculator to change floats, mix collections, and set your marketplace fee.



