The goal of Doodle Jump is to navigate a four-legged creature called "The Doodler" up an endless sequence of levels without falling. The playing field's left side loops around to the right side. Utility. Monsters (also known as "Baddies") are a type of hazard in doodle jump that appear in all themes and games. To eliminate the threat, tap the screen in the Monster's position and they will be eliminated with one or two shots. A Rocket is an item that allows you to fly up incredibly quickly for a longer period of time than a Jet Pack. As a result, it is the best and most rare item in Doodle Jump. It is, however, more typically found in the Space and Arcade themes. In the Underwater theme, there is also a Submarine Rocket.