Bubble Bobble (バブルボブル, Baburu Boburu?) is an arcade game by Taito, first released in 1986 and later ported to numerous home computers and game consoles. The game, starring the twin Bubble Dragons Bub (Bubblun) (バブルン, Baburun?) and Bob (Bobblun) (ボブルン, Boburun?), 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 Robots, among other enemies. It is an early example of a game with multiple endings, which depend on the player's performance and discovery of secrets.[citation needed]