The Arms Dealer is a Terraria NPC who sells a variety of weapons and ammunition. The Arms Dealer will move in after there is an empty house and the player has at least one bullet or one bullet firing a gun. This guide will outline the required conditions for the Arms Dealer and the quests he gives.
The Arms Dealer will move in after there is an empty house and the player has at least one bullet or one bullet firing gun. The easiest way to gain a gun to fit this requirement is to smash a Shadow Orb or a Crimson Heart in the Corruption or the Crimson. These will always drop a Musket or an Undertaker respectively, after first breaking them. You can also fit this requirement through a Boomstick (from Jungle Crates and Ivy Chests), a Red Ryder (from Presents) or through bullets you can get when the Party Girl throws a party.
The Arms Dealer sells a variety of weapons, ammunition, and costumes, such as Musket Balls, Silver Bullets, Tungsten Bullets, Unholy Arrows, Flintlock Pistols, Minisharks, Illegal Gun Parts, Shot Guns, Empty Bullets, Stynger Bolts, Stakes, Nails, Candy Corn, Explosive Jack ‘O Lanterns, Nurse Hats, Nurse Shirts, Nurse Pants, Quad-Barrel Shotguns, and Any Pylon.
The Arms Dealer is an important Terraria NPC for all things weapons-related. He has a large variety of useful items he can sell depending on time, day, and his overall mood, making him an incredibly useful character to have moved in as soon as you can.
A. The easiest way to gain a gun needed for an Arms Dealer is to smash a Shadow Orb or a Crimson Heart in the Corruption or the Crimson. Once you have that and an empty house, the Arms Dealer will move in.
A. No, the Flare Gun does not fit the requirement for the Arms Dealer.