add tek spike walls. slight (15% larger then metal ones making it harder for parns and spino to get over. dose 2x metal damn and maybe maybe dose a dame over time effect with like electecty shocks (dont need a gen but high ele to make one)
hallogram projector (tek) make a hollogram dup of your char move wiht you with in like 6 foudntions radus act as a decoy that moves and minic u movment and attack dosent do dmange