Hmmmm, let me see both XD
Brings out his sword and slices his arm off. The grows it back.
I hate having to do this..
His arm then falls to the ground moving back and forth. Then it begins to grow, becoming another Roronoa.
But I love having two of me.
He then tells his other self to save the kids, while he goes and saves the elderly.
A good electric shock should stop the missile.
Roronoa creates an electric field, as strong as an E.M.P. and short circuit the missile causing it to fall into a man hole. While the other Roronoa changes his body into a shield and block the molten lava from the kids.