Fire and Brimstone: Bret Stiles draws vertical lines on a woman's eyes, in "blood," and then ceremonially proclaims that he will return from the dead.
Desert Rose: Brett Partridge, who has just been "killed," draws vertical lines on Lisbon's eyes, in "blood," to ceremonially proclaim that HE will return from the dead.
RJ is a showman, after all...
Brett Partridge is Red John.
Or at least that's what Heller wants us to believe. If Partridge ISNT RJ, I am really looking forward to his explanation for the thousand and one clues that point that way.