Shenmue was an epic adventure title that introduced elements of real life into gameplay as well as some of the first real-time weather effects. The three-disc open-world game also had a sequel on the Dreamcast, Shenmue II.
This over-the-top comic boxing game launched with the Dreamcast and served to be a winning one-two combination paired up with Sonic Adventure. Players filled up the RUMBLE meter in order to perform character-specific finishing moves.
While not necessarily a mainstream hit, Ecco the Dolphin's fourth adventure was a critically acclaimed title for the Dreamcast. Quite possibly too ahead of its time, the Ecco series would probably be more successful now as the gaming audience has exploded.
From the Sonic Team developer came the puzzle game Chu Chu Rocket. The game was simple enough: guide the cute ChuChus characters to the goal while avoiding the KapuKapus. Chu Chu Rocket is also considered one of the first successful online console games to date.
The best-selling Dreamcast game to date, Sonic Adventure helped launch the console back in September 1999. It was the first title to give us a true open-world 3D Sonic game, offering worlds to explore and loads of mini games.