Cybercrosis

Cybercrosis is a Cybertronian disease with no known cure.

Fiction

IDW Generation 1 comics

Millions of years ago, Dominus Ambus sought the cure for cybercrosis. He went so far as to go into space and search for Luna 1 in the hopes that the lost moon would hold the answer to his quest, but was ultimately unsuccessful. Before & After

Following the war, Swerve reflected that he should be using the newfound time of peace to do something constructive like curing cybercrosis instead of playing pranks on people. You, Me, and Other Revelations