She's fun to use, and I definitely prefer her over Privaty for Elysion Tower because she doesn't reduce the team's ammo count. Her main downsides is she can't gain additional stacks of her S2 against singular bosses and her long reload time (it's 2 seconds, most ARs are 1 or 1.5 seconds at most). But she's overall still pretty strong, and very cool. Her JP voice is amazing.
Still a very valuable attacker for Elysion tower. I'd pull but... Anniverary, Christmas, New Year, and the looming threat of Stellar Blade collab are too much all at once