To equip a slingshot with ammo, select the ammo, then {{key|Right-Click}} on the slingshot.
The ammo and slingshot determine the damage dealt. With the worst ammo (''e.g.'', [[Fruits|fruit]]), a Slingshot can deal 1-3 and a [[Master Slingshot]] can deal 2-6 damage. With the best ammo ([[Iridium Ore]]), a Slingshot can deal 25-101 damage while a Master Slingshot can deal 50-202 damage.
The following items can be used as ammo: