: The Clementine server is the primary way fans play today, even introducing QoL improvements like racial abilities for Humans and Newmans that weren't in the original Sega release.
: Parum, Neudaiz, and Moatoob—each with distinct races (Humans, Casts, Newmans, and Beasts) and environmental themes. Phantasy Star Universe
regarding the relationship between the Gurhal System and the original series? : The Clementine server is the primary way