What race did you expect would be playable in WoW by now?
I am still kind of amazed we never got playable Vrykul.
Looking back at origins of Ahn’Qiraj, the Aqir, and the Titanforged with the launch of Ahn’Qiraj in WoW Classic
C'Thun is a tinkering Old God.
Know Your Lore: The shifting sands of Silithus
Millennia ago, the Old Gods waged a war against the titan-forged and lost -- and Azeroth would never be the same.
Know Your Lore: Trolls, Tauren, Aqir, and Azeroth’s native races
It comes up time and again, when talking about the races of Azeroth, there are those races that were created as seed races by the Titans -- the Earthen, the Vrykul, the Giants, perhaps the Tol'vir and Mogu as well -- and then there are those races that appear to have either predated the arrival of the Titans or have arisen after them.