Automatic

MasteryValdaGunslinger2014

When you make an attack with this weapon, you can choose to make two attacks instead. These attacks are always made with Disadvantage, regardless of circumstance. You can't replace these attacks. If this weapon has Ammunition, these attacks use twice the normal amount of ammunition.

Raw data
{
  "name": "Automatic",
  "__prop": "itemMastery",
  "source": "ValdaGunslinger",
  "entries": [
    "When you make an attack with this weapon, you can choose to make two attacks instead. These attacks are always made with {@variantrule Disadvantage|XPHB}, regardless of circumstance. You can't replace these attacks. If this weapon has {@itemProperty AF|XDMG|Ammunition}, these attacks use twice the normal amount of ammunition."
  ]
}