Answer:
I am a rock group that has 4 members, all of whom are dead, one of which was assassinated. What am I?
I fill a room but take no space.
Some people avoid me some people count me some people just consume me
I have six faces but not even one body connected, 21 eyes in total but cannot see. What am I?
I am the ultimate killing machine used not once but TWICE I can be made by humans.
The answer I give is yes, but what I mean is no. What was the question?