[[OiramOiram12345 and The Dark Star X|]] Dark Bowser is a clone of Bowser made by the Dark Star. Its first apperance was in Mario and Luigi: Bowser's Inside Story as the final boss. He appered later to seek revenge after his recent defeat and was reborn thanks to The Dark Star X, and the Mario Bros. both defeated him. He then reappeared in OiramOiram12345 and The Dark Star X and Mario defeated him. Later in the movie, he and Bowser X defeated Bowser and merged with OiramOiram12345 and the DSX to form Dark Bowser X. Mario defeated the beast and it fought Bowser while Mario fought Dark Fawful X in his belly. Dark Fawful X lost and Dark Bowser X split up into the people who merged to become it.Dark Bowser transformed back into the Dark Star and then got absorbed by the Dark Star X for the final battle between MarioMario54321 and OiramOiram12345. Dark Bowser is another one of the Mario villains that are two-time villains even though they are one-time villains in the Mario franchise (The others are The Dark Star X, the original Dark Star, and Dimentio were the others).