In Super Mario World, one of the games biggest foes were the Big Boos. The moment you looked away, this scared creature creeps closer toward you. But did you know, you could kill the dangerous being? Years later, the site Super Mario Broth discovered that you can in fact KILL a Big Boo by simply sliding down stairs. 
To say this news was a bit shocking, is an understatement. I never knew you could do this! Man, knowing this would make those Boo Houses much easier to deal with in Mario World…… Did you guys know about this trick before reading this post? If so, let us know in the comments section below!