Here is the full list of all 13 Holy Avatar vs. Maidens of the Dead achievements.
Defeat the Voodoo Priestess.
Protect Cindy from the undead.
Find Tevez a girlfriend.
Find and bring Wendy her boots.
Help the ogre kick the bucket.
Protect Lassandra from the undead horde!
Catch the runaway chocochick for Cindy.
Provide a semi divine rescue for Lola.
Let out your semi divine aggression on the royal press.
Help Sandy construct the fort.
Clear the path by the vines.
Complete the first tropical quest.
You have found his semi divine humble Self on your Steam list.