A Boy and His Blob: Trouble on Blobolonia is a video game released in 1989 for the Nintendo Entertainment System (NES). The game was developed by David Crane, creator of the Pitfall! series. A Boy and His Blob follows an unnamed protagonist and his shapeshifting blob on an adventure to save the latter's home planet of Blobolonia. The gameplay revolves around feeding the blob different flavored jelly beans to change his shape into various tools in order to overcome obstacles and traverse the game's world.