Gargoyles Season 2 Episode 17 - Double Jeopardy Episode Title:Double Jeopardy.Episode Description:Mysterious sightings of a gargoyle who looks and sounds like Goliath leads him and Elisa to his clone Thailog, who had been using his three "fathers", Goliath, Xanatos, and Anton Sevarius, and captures them for their wealth with which to plot human domination. Despite what seems to have been Thailog's death, Xanatos realizes that since he gave Thailog his ambitions and cunning, there's always the possibility Thailog had a backup plan to escape. Feeling genuine horror, Xanatos realizes, "I've created a monster"; a creature with the strength of a gargoyle and a mind as warped as his own.