NBA 2K1 is the second game in Sega's NBA 2K series of basketball simulation games for the Dreamcast. The graphics from the 2K edition have been updated and the team rosters match the official NBA 2000-2001 rosters.
Besides all the usual modes & coaching options NBA 2K1 features several improvements over it's predecessor:
New franchise & GM mode.
Street mode in which you can play, for instance, 2-on-2 and 3-on-3 hoops.
NBA legends teams, play with some of the best players in NBA history (they wear their authentic vintage jersey's).
Network mode for Internet-play.
NBA 2K1 is endorsed by Allen Iverson of the Philadelphia 76'ers.