Souvenir M4A1-S | Nightmare (Field-Tested) is the Souvenir Field-Tested version of M4A1-S | Nightmare, a Classified M4A1-S skin from The Horizon Collection, released Jun 7, 2018. Field-Tested copies of this finish have floats from 0.15 to 0.38.
With a smaller magazine than its unmuffled counterpart, the silenced M4A1 provides quieter shots with less recoil and better accuracy. A custom paint job depicting a frightening nocturnal visitor has been applied.
“Next time set an alarm”
Case & collection
Horizon Case
Chance per opening for this finish (any wear): 1.07% (1 in 94) – Classified tier 3.20% shared by 3 skins.
The Horizon Collection
17 skins · released Jun 7, 2018
Based on Valve's published case odds (Mil-Spec 79.92%, Restricted 15.98%, Classified 3.20%, Covert 0.64%, knives/gloves 0.26%); every item within a tier is equally likely. StatTrak™ and wear are rolled separately and are not included.
Field-Tested covers floats from 0.15 to 0.38; for M4A1-S | Nightmare that means 0.15 to 0.38.
M4A1-S | Nightmare exists with floats from 0.00 to 1.00, so it comes in Factory New, Minimal Wear, Field-Tested, Well-Worn and Battle-Scarred.
In SteamWebAPI's marketplace snapshot of Oct 14, 2026, the cheapest Field-Tested listing was $7.47 on DMarket. Prices for every version are listed on this page and change daily.
M4A1-S | Nightmare is part of The Horizon Collection, released Jun 7, 2018. It can be found in Horizon Case.
Yes. This page shows a real in-game render and an interactive 3D model, and the float & pattern lab lets you preview any float and pattern seed. "Inspect in game" opens the same item in CS2.
