* [[Bats|Iridium Bats]] in the [[Skull Cavern]] may drop an [[Iridium Bar]] (0.8% chance) and up to 4 Iridium Ore when slain. | * [[Bats|Iridium Bats]] in the [[Skull Cavern]] may drop an [[Iridium Bar]] (0.8% chance) and up to 4 Iridium Ore when slain. |