Ore Pistol (Skill)

Ore Pistol is a Skill that allows the Ore Pistol to shoot not only Bronze, but also Iron, Silver and Gold, depending on the Skill Tier
 * 2% chance of getting an Iron Ore
 * 4% chance of getting an Iron Ore, and 2% chance of getting a Silver Ore
 * 8% chance of getting an Iron Ore, 4% chance of getting a Silver Ore, and 2% chance of getting a Gold Ore