Originally Posted by
LowestFormOfWit
High Elves stopped being a thing in Warcraft 3, when the entire people, barring a few stragglers here and there, were renamed Blood Elves. They are the same race, renamed, with a different eye color due to tapping Fel energies in WC3 TFT and TBC (having since stopped with the reignition of the Sunwell).
Ion says it best when High elves as a people, as a culture, have been assimilated into other cultures. They are, to him, and to most learned people, gone. There are no major hubs or groups of High Elves left to pull PC adventurers from.