Rayman online DOS game is a fantasy side-scrolling platform single-player game, which is part of a series of games, made for its homonymous franchise. The player has to assume the role of Rayman, the main character, who must save its world from a cruel villain, Mr. Dark. In order to do so, he has to go through six levels, each of that in a different world, and save the Electoons, that has been caged by the villain. Through the game, a helper can appear, Betilla the Fairy, to help the main character and give him life points or special points. At all the levels, he has to fight some boss enemies, and after that, he can reach an ‘exclamation point’ to end it. After all the six levels, he can finally beat the final boss, Mr. Dark, and free the Great Prooton, restoring the peace in its universe.