Blessed bolts

Blessed bolts are ranged ammunition that can be fired from iron crossbows or better. To make them players needs level 50 Prayer and silver bolts. Players must click the option to bless the bolts. Each bolt costs 10 prayer points to bless, so it is recommended to be near an altar for maximum efficiency. When used on undead, demons, werewolves and vampyres, blessed bolts deal 112-170% more damage than they do on regular enemies, and gain 15% hit chance against all of these creatures.

Trivia

 * Blessed bolts are the only kind of bolt that does not have a magic enchantment to it, while still having a special ability.