Titan Plague: Part 1 of 4. Guest-starring Deathstroke. Written by Marv Wolfman. Art by Tom grummett and Al Vey. Cover by Tom Grummett and George Perez. The Titans are being infected with a mysterious illness, and not even Raven's abilities can save them. Who is responsible for this plague, and what does the Titans' deadliest adversary Deathstroke the Terminator have to do with it? Cover price $1.75.