When Starfrost Swirl‘s Flowfrost Arrow first hits an opponent, or its Rimestar Flare hits an opponent, 1 Detector stack from the Ascension Talent “Suppressive Barrage” will be generated. You must first unlock the Ascension Talent “Suppressive Barrage.”
Looks like there's a lot of new content in 7.0. Any specific features you're most excited about?