Noiseless Viper

The  is a unique weapon that appears in S.T.A.L.K.E.R.: Lost Alpha.

"A variation on a basic model. A non-replaceable muffler is added."

- Inventory description

Overview

 * Unique variant of the Viper 5 sub-machine gun. Main difference, beside the silencer, is the increased accuracy.
 * In-built, non-detachable, silencer.

Lost Alpha

 * Weapon cannot be upgraded in Lost Alpha.

Developer's Cut

 * See Viper 5 for upgrades.

Trivia

 * May not be usefully employed as a 'short gun' without hacks to the files controlling the player's actor/avatar.