I was looking through the bloodlines available to sorcerers in Pathfinder and found the Harrow (Tarrot) bloodline. It's effects sound cool but Invoke the Harrow's
... +4 enhancement bonus to the ability score associated with the [drawn] card's suit...
leaves a bit open to interpretation. Like Strength and Lovers are pretty straight forward, but what about the other Major arcanas AND the lowly Swords, Cups, Wands and Pentacles?