Carson‘s signature card is useful, but it’s especially useful in a few circumstances. When used in the presence of Harvey Walters during the investigation phase, it generates two cards, pass or fail. For Minh, who also has the assistant trait, it’s +4, which should get you where you need to go on standard. it also staves off Carson‘s weakness and, with new taboo clarifications, can be used and copied by Copycat for even more uses.