How to Trade Up to Five-SeveN | Fairy Tale
Five-SeveN | Fairy Tale drops from Operation Broken Fang CaseOperation Broken Fang Case, Operation Broken Fang Case, Operation Broken Fang Case, Operation Broken Fang Case, Operation Broken Fang Case, Operation Broken Fang Case, Operation Broken Fang Case, Operation Broken Fang Case, Operation Broken Fang Case, Operation Broken Fang Case, Operation Broken Fang Case, Operation Broken Fang Case, Operation Broken Fang Case, Operation Broken Fang Case, so any contract that can produce it needs 10 Restricted skins from those same cases. Here is what the contract costs, what else it can land on, and the input float you need for each exterior.
- Odds per contract
- 33.33% 1 in 3
- Contract cost from
- $2400.00 10× cheapest input
- Expected value
- $1981.00 mean of the outcome pool
- Margin
- -17.5% $-419.00 per contract
Buying is cheaper than rolling. A Battle-Scarred Five-SeveN | Fairy Tale costs $2152.00 outright, against $2400.00 for a contract with a 33.33% chance of producing one. Trade up for the process, not the value.
The contract
Ten inputs, all Restricted, all from Operation Broken Fang CaseOperation Broken Fang Case or Operation Broken Fang Case or Operation Broken Fang Case or Operation Broken Fang Case or Operation Broken Fang Case or Operation Broken Fang Case or Operation Broken Fang Case or Operation Broken Fang Case or Operation Broken Fang Case or Operation Broken Fang Case or Operation Broken Fang Case or Operation Broken Fang Case or Operation Broken Fang Case or Operation Broken Fang Case. Concentrating every input in one case is what keeps your odds at 33.33% — mixing cases splits the probability across both pools and lowers your chance at Five-SeveN | Fairy Tale specifically.
Nova | Clear Polymer
Nova | Clear Polymer
SSG 08 | Parallax
Dual Berettas | Dezastre
SSG 08 | Parallax
Dual Berettas | Dezastre
UMP-45 | Gold Bismuth
Nova | Clear Polymer
SSG 08 | Parallax
UMP-45 | Gold Bismuth
UMP-45 | Gold Bismuth
Dual Berettas | Dezastre12 further eligible inputs are available — open the reverse trade-up calculator to price a full contract against your own inventory.
What else this contract can land on
A contract from Operation Broken Fang CaseOperation Broken Fang Case / Operation Broken Fang Case / Operation Broken Fang Case / Operation Broken Fang Case / Operation Broken Fang Case / Operation Broken Fang Case / Operation Broken Fang Case / Operation Broken Fang Case / Operation Broken Fang Case / Operation Broken Fang Case / Operation Broken Fang Case / Operation Broken Fang Case / Operation Broken Fang Case / Operation Broken Fang Case draws uniformly from every Classified Pistol skin in the pool, so Five-SeveN | Fairy Tale is one of 3 equally likely results. These are the other 2.
| Outcome | Odds | Cheapest price |
|---|---|---|
| Five-SeveN | Fairy Taleyour target | 33.33% | $2152.00 |
| USP-S | Monster Mashup | 33.33% | $2117.00 |
| M4A4 | Cyber Security | 33.33% | $1674.00 |
Input float for each exterior
CS2 normalises float across a trade-up: each input’s float becomes a 0–1 position inside its own range, those are averaged, and the average is applied to Five-SeveN | Fairy Tale’s range of 0.02–0.90. To land a given exterior, your ten inputs must average the normalised float below.
| Target exterior | Output float | Required avg. input float |
|---|---|---|
| Factory New | 0.0450 | 0.0284 |
| Minimal Wear | 0.1100 | 0.1023 |
| Field-Tested | 0.2650 | 0.2784 |
| Well-Worn | 0.4150 | 0.4489 |
| Battle-Scarred | 0.6750 | 0.7443 |
“Not reachable” means Five-SeveN | Fairy Tale’s own float range never enters that exterior band — no combination of inputs can produce it.
What Five-SeveN | Fairy Tale is worth right now
Worth comparing against the contract cost above before you commit: buying the skin outright is frequently cheaper than rolling for it.
| Exterior | Price | vs. contract cost |
|---|---|---|
| Battle-Scarred | $2152.00 | −$248.00 |
| Well-Worn | $2220.00 | −$180.00 |
| Field-Tested | $2414.00 | +$14.00 |
| Minimal Wear | $4794.00 | +$2394.00 |
| Factory New | $23842.00 | +$21442.00 |
Build this contract
Price a full ten-slot contract against live inputs, set your own float values, and see the outcome odds update as you go.