I pressed onward, leaping from platform to platform, attacking in midair, dodging the relentless onslaught of blobs, skeletons, snakes, mummies, minotaurs, and yes, ninjas. Each enemy I vanquished dropped a pile of "Zenny coins" that I could later use to purchase armor, weapons, and potions from one of the bearded wise men scattered throughout each level. (These "wise men" apparently thought setting up a small shop in the middle of a monster-infested dungeon was a fine idea.)