Quote Originally Posted by Kages View Post
PSA as in Public Service Announcement

or this

PSA - #9 via. http://www.urbandictionary.com/
the title of a online gamer that completely dominates all. PSA is known to me the most skilled arcanists player. PSA is shifty and genius and is able to defeat any challenger. Psa is a symbol of legitament ownage and is the best example of an Arch Mage
#11 is win