Top of my list:

Prince of Persia: TTT
Dragon Quest VIII
Narutimate Hero 3
Uhhh... some game


And of course... GUILTY GEAR SLASH!!!

@UltxDarkRedX1: get this, it comes out Q2 2006. It's the most improved version of X2 to date.

EDIT: Oh yeah, add Disgaea 2 and Fire Emblem: POR onto that list...