Gotham 5x8 Legend of Dark Knight: Nothing's Shocking Season 5 Season 0 0 EpisodesSeason 1 22 EpisodesSeason 2 22 EpisodesSeason 3 22 EpisodesSeason 4 22 EpisodesSeason 5 12 Episodes 5x1 - Legend of Dark Knight: Year Zero 5x2 - Legend of Dark Knight: Trespassers 5x3 - Legend of Dark Knight: Penguin, Our Hero 5x4 - Legend of Dark Knight: Ruin 5x5 - Legend of Dark Knight: Pena Dura 5x6 - Legend of Dark Knight: 13 Stitches 5x7 - Legend of Dark Knight: Ace Chemicals 5x8 - Legend of Dark Knight: Nothing's Shocking 5x9 - Legend of Dark Knight: The Trial of James Gordon 5x10 - Legend of Dark Knight: I Am Bane 5x11 - Legend of Dark Knight: They Did What? 5x12 - Legend of Dark Knight: The Beginning... Bullock's past comes back to haunt him when he and Gordon investigate two murders at Sirens. Meanwhile, Bruce and Alfred explore the tunnels beneath the city, and Penguin and Nygma's plans to escape are thwarted by the least likely of suspects.