Fastest hands in the world

In that moment he was neither man nor vampire, but a force, one that
would not stop until it had been spent. In the factory he’d only had one man
to direct his fury against. Here he had dozens. And for that he was glad.
“They used to call me Quicksilver,” he whispered, smiling hollowly.

“Fastest hands in the world.”

Then the smile vanished. His eyes flashed. And like a sliver of deadly
mercury, he attacked.

***

The Saga of Larten Crepsley: Ocean of Blood, Chapter 23