Plot: Martian Manhunter's prediction of an alien invasion by The Joining has come true. As Batman tries to stop them on his own, he learns that even working with a team will stop The Joining

The Batman - Season 4 - The Joining (2) (Episode 13)
Episode Aired On:
Saturday, May 5 2007
18 years ago
Saturday, May 5 2007
18 years ago
Genres: Animation, Sci-Fi & Fantasy, Action & Adventure, Kids
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Episode 12