This is discussion archived from a time before the current discussion method was installed.
Would G'kar's cyber-eye in Babylon 5 be an example of another category here?
Noaqiyeum: ... Why is Governor Swann versus The Pirate Hand not on the list yet? (Curse of the Black Pearl)
Dragonglass actually doesn't kill the wights in A Song Of Ice And Fire; it only works on the Others.