Bubble Bobble is an arcade game by Taito, first released in 1987 for the Amstrad CPC.The game, starring the twin Bubble Dragons Bub and Bob, is an action-platform game in which players travel through one hundred different stages, blowing and bursting bubbles, dodging enemies and collecting a variety of items. The game became very popular and led to a long series of sequels and spin-offs. The main goal of the game is to rescue Bub and Bob's girlfriends from the Cave of Monsters. It is an early example of a game with multiple endings, which depend on the player's performance and discovery of secrets.