User blog comment:Murkywater2/Magic In Oblivion/@comment-6881629-20130315171502

Increase intelligence to increase the amount of Magicka (or MP in most rpgs) willpower increase's magicka regen and your spell resistance, spell's can only be bought from the diffrent Mages guild buildings in the major citys (each one is specialized to and sells spells to one type of magic).