Brainiac, sometimes also known as Milton Fine or as the Brain InterActive Construct to Kryptonians, is a robotic/computerized supervillain, who is one of Superman's main nemeses aside from Lex Luthor. His most well-known crime was the shrinking of the city of Kandor prior to Krypton's destruction, and preserving it amongst a host of other cities from various planets aboard his spaceship. His ...