Titanic watchers are a "race" which are mysterious giant humanoids.
Titanic watchers are presumed to be titan constructs. They are tasked with watching over titan facilities. Watcher may be a rank but some use the term as a race. Different groups of titanic watcher exist within the titan vaults, Ulduman, Ulduar and Uldum are the names of the vaults. It is known that the titanic watchers of Uldum are called Titanic guardians.