Ysuria

Ysuria is a high elf portal trainer located at the base of Jaina's Tower on Theramore Isle in Dustwallow Marsh.

It's unknown if she survived the Attack on Theramore Isle.

Quotes
My teachings are only of use to mages. I cannot help you,.
 * Non-mages

Sinu a'manore. If you seek to learn how to conjure a portal to Theramore, I can show you.
 * Mages