Seeing the chance to finish him off she ignored whatever effect that spreading mist would do. If this attack of hers worked he'd be dead before any effect set in, and like most gas as long as she left the premises afterwards to get some fresh air she should be okay.

She collapsed on top of his position knee first in an attempt to pin him down underneath her knees and full body weight. As she did so she swung her arms inward yet again in her second attempt to stab through the gaps on his ribs on either side. Her knees would be on him before the blades hit, so he'd certainly have trouble getting out of the way of this one! She let out a smirk, victory in sight.