Killing Is My Business is such an incredible album and one of the best Megadeth's ever done. It's so close to beating
Peace Sells as my favorite Megadeth album. I wish it wasn't so hard to find a reasonable priced copy of the original pressing before it was ruined with the 2002 "remaster". The rawness and pure spitting aggression is unmatched.
In fact, I would listen to it right now if I wasn't so in the mood for Cathedral: