killer handRemember those missing persons pictures on the side of milk cartons? Well they’re coming back in spades!

Two organizations Heartland Crime Stoppers and the Center for Hope are distributing custom playing cards, which feature fugitives, victims and missing persons, to convicts in the hopes that hot tips will revive cold cases.

Although it may sound disdainful even morbid to have criminals literally playing games with somebody’s loved one, it’s working. Four crimes have already been solved thanks to snitchers ratting out their bragging buddies, and founder Doug Lyall insists he “won’t include a missing person without that family’s permission.”