Raise a monster to have stats over 400, wiat until the first of january and you'll be asked by mr.murdoc if you'd like to help him with a stary joker.say yess then you'll be automatically brought to tapota ruins.go up,left,up,right,up,up,up,then left then up then left to reach the ruins where the joker is hiding. remember to save in december and rest before the first of january so you'll be fighting fit to challenge tho joker.