Titan Plague: Part 2 of 4. "Into the Darkness!" Guest-starring Deathstroke. Written by Marv Wolfman. Art by Tom grummett and Bob McLeod. Cover by Tom Grummett and George Perez. As a mysterious illness continues to spread through the ranks of the Titans, the heroes may be forced to team-up with their greatest enemy, the Terminator, if they hope to survive this latest attack. Cover price $1.75.