You ever confuse some one so bad they stop working?

Utter Confusion 2 action Feat 15

General Skill
Prerequisites legendary in deception
Requirement you and a target share a language or a method of direct communication of complex ideas

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You start spewing such crazy ideas and twists of words the target can not follow any of what is happening around them. Attempt a Deception check against your target’s Perception DC. regardless of the result, the target is immune to this power for one hour after an attempt.

Critical Success You break the targets mind for a turn. The target becomes stunned 2.
Success Your double talk confuses a foe but not enough to break them. The target becomes slowed 1.
Critical Failure Your attempt backfires and you immediately make the target mad. The target becomes hostile toward you and you gain are off-guard against all attacks the target attempts against you until the end of your next turn.

Thoughts?