The Super Mario Bros. Super Show! S1E26 backdrop
The Super Mario Bros. Super Show! poster

The Super Mario Bros. Super Show! (1989)

S1E26 Koopenstein

Oct 09, 1989 Season 1 Episode 26 Animation, Sci-Fi & Fantasy, Comedy, Kids

Dr. Koopenstein ignites chaos when he plots to abduct the Marios' brains for his latest creation. As his scheme unfolds, he undergoes a terrifying transformation into a monstrous being.

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