When SpongeBob and Patrick discover a magical amulet that will take them to the lost city of Atlantis, it's only the beginning of an adventure drenched in SpongeBob's trademark undersea silliness. Board a magical bus with the Bikini Bottom gang and get ready to explore a legendary city as only SpongeBob and his friends can. Help SpongeBob in his quest to find the world's oldest bubble as he and his friends uncover the treasures of Atlantis, and keep an eye out for the tiny terror Plankton as he attempts to set a nefarious new plan in motion to scuttle everyone's fun.In SpongeBob's Atlantis SquarePantis, you can play as any of six favorite characters from the delightfully silly series. Power the magical bus to Atlantis by creating your own special music, and set about exploring the city and meeting a variety of fun new characters. Engage in crazy vehicular mayhem by driving the Atlantean tank and firing ice cream at enemies. Join a friend in the Amoeba Arcade to play an array of fun mini games. Plus, exciting unlockable bonus features, including extra arcade games and a director's commentary, let you soak up even more fun.