anchor.diff:  
   	@override
   	void renderContent(Element div){
  +		happenedOnce = true; //now or never
   		doFight(div);
   	}
   
  
positive.code: 
  		bigBads = possibleTargets;
  
  		return bigBads.isEmpty;
  	}
  
  
  
negative.code: 
  //the final fight against every big bad at once in a big stupid pile
  class StrifeBigBadFinale extends Scene {
  	//you get one shot, one opportunity (even if you're alive after, the big bads just follow you in)
  	bool happenedOnce = false;
  	List<BigBad> bigBads = new List<BigBad>();
  
  	StrifeBigBadFinale(Session session): super(session);
  