 Originally, the idea for season four was that the final episode of  the season would show the Sliders reaching Kromagg Prime, only to  learn that Colin was a genetically enhanced clone made to betray the  group and open a door for the Kromaggs to invade their home world.  This was dropped due to episode #4.13, "Lipschitz Live", in which a  double of Colin appeared; the reasoning for this was that the  creative staff didnt think a once