Bizarre Couriers
From Arkham Horror Wiki
Bizarre Couriers is a mythos card. It first appeared in The King in Yellow expansion.
Card Information
Mythos Type: Headline
Gate Opens: Graveyard
Clue Appears At: *Unvisited Isle
Mythos Ability: Investigators in Arkham may immediately trade items or money without being in the same location. However, each investigator involved in the transaction loses 1 Sanity per item given or received.
Flavor Text: They come bearing strange messages, wrapped in ragged cloaks and hiding their pale flesh. Those who receive packages from them shudder at the memory of them, saying that they have the appearance of "plump, white grave worms."