The Marek's Mouth is a unique Submachine Gun manufactured by scavs.

Special Weapon Effects

Ask and ask and ask and ask and ye shall receive. – Greatly increased magazine size, decreased damage, and increased fire-rate. Always corrosive. Has a unique luneshine effect that gives bullets fired a chance to apply a random bonus elemental effect as well as corrosive. Can only spawn with fixed set of parts.

Usage & Description


  • This gun drops randomly from Rabid Adams who is found in the mission Treasures of ECHO Madre.
  • Marek's Mouth will sometimes spawn without a luneshine effect, and its stats will remain the same.