It's kind of implied in Q Who that Guinan's race has some ability to resist Q's magic. It's clear they have nothing like Q's powers, as they couldn't defend themselves against the Borg, but it's also clear from episodes such as Q Who and Yesterday's Enterprise they have some kind of instinctual multidimensional awareness.
If Q tried to magic Guinan into oblivion, would this awareness of hers protect her somehow?
If Q tried to magic Guinan into oblivion, would this awareness of hers protect her somehow?