A major antagonist from the video game Kirby: Planet Robobot. Star Dream is the massive supercomputer of the evil corporation Haltmann Works Co. In the climax, Star Dream goes haywire and attempts to destroy the world.
There are roughly one-sh*t billion tropes so PLEASE look through them before adding one. Otherwise add what you like. ADDITION: PLEASE read through the trope description provided before submitting something. It's not a huge deal but too often people submit characters that don't fit just because they misinterpreted the title...