They've got all the qualifications for Demonic Spiders. Thankfully, they are still trackable less-thankfully, it's via the sounds they make.a very distinctive warbling, hissy chitter that is hard to describe, but you will know it when you hear it. Don't have any? Better have found the regenerator station nearby, if there even is one! Worse yet, from the Command deck onwards, these utter bastards tend to be partially invisible, and no less fast, tough or deadly. Resistant to energy weapons? You betcha! Worse, their attack is a toxic bite that loads you down with poison that can only be cleared with anti-toxin hypos. Bullet sponges, even after you research them? Yeah.

Their smaller cousins are relatively-easy, but these guys are bad news.

The Annelid Arachnids, phobia-inducing, chittering spiders the size of a car tire.

It doesn't have any obvious weakness like the above example but the boss is stationary and by that point the player has more than enough weapons to destroy it in seconds.

To a slightly lesser extent, The Many's central nucleus.

Otherwise, she could possibly be That One Boss. She and her digital minions that accompany her during the final battle have one glaring Weaksauce Weakness in the form of EMP weaponry and ICE Picks, if you were smart enough to keep them with you throughout the whole game.

System shock 2 shodan boss lose