Here's your first evil person:-
 

• I want to rule the universe...
  
  
• I am merciless and everyone must kneel down to me...
  
  
• Though human in appearance I am not of this world...
  
  
• I have appeared in many comic strips and films...
  
  
• My arch emeny is Flash Gordon!

So who is this evil person? If you know the answer then email me, titled "evil of the week" leaving your name and then who you think the person is.  Check back next week to see if you are a winner and then guess who the new person is.  This isn't going to get much easier!