Underrated - Killzone, Thief series Underappreciated - Jak series, Ratchet and Clank series, Killzone Underhyped - Prince of Persia: Sands of Time, BG&E Overrated, Overappreciated, Overhyped- Halo Agreed on all counts (especially about Jak, Ratchet, and BG&E), although I've never played Kil...