It's definitely not something to laugh about, but Snake's sense of humor is dark enough that he doesn't shy away from it. At least the people who die here don't die for good, although that's a fact that still worries him more than it reassures him.

People don't just come back from the dead without there being some kind of catch.

"Snake," he responds, not leaving much chance for Stiles to react to that. "Are you used to preparing for the kind of stuff you mentioned?"