Mass Effect 2 - the sequel to one of the greatest games of all time strays more into the shooter category than its predecessor, but it's still an outstanding space opera rpg
Typing of the Dead - this Dreamcast gem came bundled with a keyboard used to type out random words that would serve as the way to destroy the army of zombies that stood before you in what basically amounted to a light gun shooter, just without the light gun and shooting. Games were so creative in the early 2000's.
X-Blades - take on hordes of enemies with Ayumi's duel-wield pistol blades in this stylish action adventure.
Bad Dudes - ninjas have kidnapped the president and it's up to you to save him in this classic side scrolling brawler
Demon's Souls - the first game in From's incredible Souls franchise, this early PS3 classic reinvigorated the arpg genre with it's cryptic storytelling, punishing gameplay, and outstanding boss battles.
Freedom Force - control a band of super heros as they defend their city from an assortment of baddies in this tactical rpg
Heavenly Sword - Ninja Theory demonstrated the graphical prowess of the PS3 early on with this gorgeous hack n' slash adventure.