About Google x MHacks. MHacks is the University of Michigan's premier student-run hackathon. This April 12th to 14th, we are collaborating with Google to host Google x MHacks, the Google AI Hackathon, at the Central Campus Classroom Building (CCCB).A few workshops, led by Google engineers and PMs, will be hosted on Friday the 12th, while the hackathon will take place Saturday and Sunday.