Originally Posted by Puffie40

Few of the original games use the deathpit idea in their levels. In fact, Biomenace and Duke Nukem 2 are the only games in my limited platformer knowledge that used the "Kill you at bottom of level" feature (JJ1 appears to have the same function, but in the original levels, that's more of preventive measure against bugs), but even then, it was extremely obvious to the player that falling was not a good idea.