Final Fantasy X Tips

Seymour battle tip
Your characters should be auron and tidus as well as a character such as kimarhi or wakka who knows reflect. First phase cast it on all of YOUR characters it will reflect the deadly multi-spells, next just keep attacking and making the petrification move useless, when Seymour uses protect cure it with dispell, lastly put reflect on all characters (including seymour), EXCEPT Mortibody, when it uses curaga it will bounce off Seymour and cure you.