Blessed Blood (Aasimar) Feat 5
Source Pathfinder Advanced Player's Guide
Your freshly spilled blood is sanctified, and ingesting it causes effects similar to those of Holy Water.
Whenever a fiend, undead, or creature with a weakness to good damage drinks your blood or deals piercing or slashing damage to you with jaws, fangs, or a similar attack, that creature takes 1d6 good damage.
You gain a +4 circumstance bonus to Crafting checks to Craft Holy Water using your own blood as one of the ingredients.
Traits
Anything that doesn't list another rarity trait (uncommon, rare, or unique) automatically has the common trait. This rarity indicates that an ability, item, or spell is available to all players who meet the prerequisites for it. A creature of this rarity is generally known and can be summoned with the appropriate summon spell.
AasimarA creature with this trait is a member of the aasimar ancestry.