"No, because an air cannon isn't really a weapon, plus I would need to combine both my arms, and that would be hard to do with these sleeves.  Also, I wouldn't be able to load the ball in, as both my arms would have made it up." he explained to her, before she noticed Meruem and went off.  He was getting pretty irritated with this guy, and how he kept drawing Haley's attention, and pissing her off.