This spell gives a weapon an enhancement bonus to attack and
damage of +1 per three caster levels (maximum +5). An enhancement
bonus does not stack with a masterwork weapons +1 bonus on
Alternatively, the character can affect up to fifty arrows,
bolts, or bullets. The projectiles must all be of the same type,
and they have to be together in one group (such as in the same
quiver). Projectiles (but not thrown weapons) lose their
transmutation when used.
If the character is a good cleric, the cleric of a good deity,
or a paladin, the weapon is considered blessed, which means it
has special effects on certain creatures.