Attachments are a gameplay mechanic that alter a weapon to add certain functions or abilities it would at first not be capable of. Attachments made their debut in Killzone: Shadow Fall.

Killzone: Shadow Fall

In Killzone: Shadow Fall, there are 19 total weapon attachments, which are unlocked by completing challenges.

Name	Notes
ACOG	The ACOG is a sight that provides 1.6x magnification.
Holo	The Holo is a sight that provides 1.2x magnification.
Dot Laser	The Dot laser is a sight that provides 1x magnification.
Flashlight	The Flashlight is an attachment that mounts to the side or bottom of a weapon. It emits a beam of light that can dazzle enemies, and also provides an increase to hip fire accuracy.
E-Stun Missile	The E-Stun Missile is an underslung missile launcher that fires small guided EMP missiles.
HE Grenade	The HE Grenade is an underslung grenade launcher. The launcher carries 3 shells total.
Laser Pointer	The Laser Pointer is an attachment that mounts to the side or bottom of a weapon. It emits a beam of light that can dazzle enemies, it also provides an increase to hip fire accuracy, and a reduction in bullet spread.
Missile	The missile is an underslung missile launcher that fires small guided missiles.
Mobile Mine	The Mobile Mine is a variant of the HE Grenade that fires a Spider Mine instead of a grenade.
Shotgun	The shotgun is an underslung pump-action shotgun that fires buckshot shotgun shells.
Silencer	The silencer is an attachment that mounts to the muzzle of a weapon. It prevents the user from showing up on the minimap, and reduces muzzle flash and gun volume.