I wondered too, and then I saw a security guard using them to check in as she made her rounds. There's a device they hold up to it to record when they were there, so their bosses know they're making their rounds on time. MAGIC
Do the Black Heart/White Heart characters have names? I love strips with them.
xianrex: YOU SOLVED THE MYSTERY! Thanks! amazing. Rick: their names are Black Heart/White Heart! Creative, I know! haha