Episode Title:Red XEpisode Description:The Titans are faced with a dilemma when Red X returns, causing concern among the team towards Robin. Realizing that the new villain is after xenothium, a dangerous element that powers the suit, the Titans scramble to find Red X. As the Titans close in on Red X, Cyborg, Raven, Beast Boy, and Starfire are captured by Professor Chang, who has his own plans for the xenothium.