Galactic Rust

Galactic Rust  is  a  type  of  Cybertronian   disease  that  devours  Cybertronian  metals  the  Galactic Rust  made  its  first  appearance  in  the  SML  Short:  Galactic  Rust! where a  chunk  of  Galactic  Rust  meteor  crashes  right  into  Galvatronus  Prime's  chest  causing  it  devouring  his  Cybertronian   metals  and  he  ordered  Thunderwarp  and  Aircracker  to  find  a  cure  doctor  named  Flynn the Falcon  before  he  gets  devoured  by  the Galactic  Rust forever (the Galactic Rust was caused  by  the Heat  Bug  a  gigantic  strange  bug-like  device who  fires  bolt-like  blasts  from  its abdomen)