Hilyn Varas, Psychometrist

{t}, exile target noncreature artifact you control :
As long as it remains exiled, Hilyn Varas, Psychometrist gains all activated abilities of that artifact or granted by that artifact that have "{t}" as part of their cost.
When Hilyn Varas, Psychometrist leaves the battlefield, return all artifacts exiled by her to the battlefield under your control.