[Lion's Cub]

- I wonder why the shooter would leave a signature item like the tarot card and then ask police NOT to use it?

The only reason I can think of is that he doesn't want to be linked to any copycat shootings. He wants the police to know which ones are his?

[Peach]

The only reason I can think of is that he doesn't want to be linked to any copycat shootings. He wants the police to know which ones are his?

Ah ha. That's got to be it. Excellent.