No I think Lufene was responsible for this attack. Oh there's Wutai too it's not a bad place either to check out.

[Why yes, she is a bit of a walking Wikipedia. Comes with the job.]

Garland and his magic is the one who is responsible for this ongoing time and space mess, Lufene is another enemy entirely. [She smiles sympathetically at Zell.] I know it's all very confusing but you'll get the gist of it the longer you're here.