BSU

BSU (Short for Bikini State University) is the college Plankton and Karen went to, this was shown in Plankton:The Movie. This is where Plankton upgraded Karen to what she is today. Spongebob and Plankton also went here to find old parts of Karen that Plankton used to upgrade here. Karen and Plankton also made evil inventions here, such as a freeze ray and a super-size ray.