Blood Drinker

Dhampir.

Choose one humanoid subtype, such as "goblinoid" (this subtype cannot be "dhampir"). You have acquired a taste for the blood of creatures with this subtype. Whenever you drink fresh blood from such a creature, you gain 5 temporary hit points and a +1 bonus on checks and saves based on Constitution. The effects last 1 hour. If you feed multiple times, you continue to gain hit points to a maximum of 5 temporary hit points for every three Hit Dice you have, but the +1 bonus