So, Fiendish Grafts are even cheaper than we thought. According to the Fiend Folio:Quote from: Fiend Folio, page 209Even when a character gains a fiendish graft as a prestige class benefit, however, a fiendish entity typically bestows the graft at the climax of a dark ritual. Characters without such specific prestige classes can perform similar rituals in order to gain the benefits of a fiendish graft. Such a ritual requires 10 rounds and deals 1d4 points of damage to the character per round.Emphasis mine, but that is the entire paragraph.Got at least 40 HP and a minute of time? Get yourself a fiendish graft today!
Even when a character gains a fiendish graft as a prestige class benefit, however, a fiendish entity typically bestows the graft at the climax of a dark ritual. Characters without such specific prestige classes can perform similar rituals in order to gain the benefits of a fiendish graft. Such a ritual requires 10 rounds and deals 1d4 points of damage to the character per round.