Considering that's up to one's perspective. I like to say the one who knows a character best is the one who created him, which shouldn't be hard to come up with a few ideas. I got plenty too.
Most of the punches will be replaced with a series of shots. Punches 1 and 2 will be some sort of a "weak shot" type, in which he is in a similar position of a person holding a pistol, and fires twice if one desires (since the second shot replaces the second punch). The heavier hit (foward punch) is replaced by a stronger shot that has a knockback effect, with the < Punch rockets the opponent into the sky to start an aireal combo that has a flamethrower-esque uppercut animation.
Most of the punches will be replaced with a series of shots. Punches 1 and 2 will be some sort of a "weak shot" type, in which he is in a similar position of a person holding a pistol, and fires twice if one desires (since the second shot replaces the second punch). The heavier hit (foward punch) is replaced by a stronger shot that has a knockback effect, with the < Punch rockets the opponent into the sky to start an aireal combo that has a flamethrower-esque uppercut animation.