(DC) Sonic Adventure

After skipping Saturn and after 4 years after last main title, Sonic debuts on Dreamcast with Sonic Adventure, the first in the series made with 3D polygons.
The game keeps some aspects from previous Megadrive titles, such as collecting rings and particular power-ups. There are 6 characters, unlocked as the player progresses in the game and for each stage every characters have a different mission to accomplish in order to finish the level.
Chao are pets that can be raised and also a special minigame can be played through the VMU.
Sonic Adventure supports VGA output.