code: def battlecry_requires_target(self):
  		
  		if self.has_combo and self.controller.combo:
  			if PlayReq.REQ_TARGET_FOR_COMBO in self.requirements:
  				return True
  
  		for req in TARGETING_PREREQUISITES:
  			if req in self.requirements:
  				return True
  		return False
docs: True if the play action of the card requires a target