An on-hit item property is one that activates when the item it is on either hits something (for weapons) or is hit by something (for armor). In both cases, the "something" is the target of the on-hit property, while the item possessor is the "caster". There are three general groups of these properties — on monster hit, on-hit: cast spell, and general on-hit. The first of these only function when used on a creature weapon, while the second is the only type of on-hit property to be found on armor (in addition to being on weapons). The third group (general on-hit) is the focus of this article. Most of the time, multiple on-hit properties can co-exist on the same item; the sole exception is that only one (randomly determined) on-hit: cast spell property will fire for each hit (and each item, i