It may look like nothing but a few lame sprites to us now, but back when it was originally released, the NRA and other pro-censorship groups were livid at its violence. The fatalities in particular were a note of particular ire considering there was nothing preventing children at random pizza parlours from playing it and could witness someone ripping the spine out of a living human like poor Johnny Cage.
Like an old flame that just won't quit, Wayne LaPierre didn't miss a beat when he drudged up Mortal Kombat in his recent post-Newtown conference. He called the games in question, stating "There exists in this country, sadly, a callous, corrupt and corrupting shadow industry that sells and stows violence against its own people, through vicious, violent video games with names like... 'Mortal Kombat'." but all we heard was "NetherRealm, I wish I could quit you."