bullet block

He had already disappeared from view, so if she was delayed any longer, he might really get away. She jumped over the narrow counter, burst out the opened metal door, and found herself in the back alley.

She was immediately greeted by a gunshot from the side, but she blocked it with a metal bucket packed full of kitchen garbage that she swung around with magnetism. A solid shield was not the only defense.

- Toaru Majutsu no Index: Railgun SS3, Chapter 3 Part 4