Here are my suggestions
PC- Dragon Age- Origins also on (PS3/XBOX360), Star Wars: The Old Republic(in development), Final Fantasy XIV online(in development for PC/PS3), The Last Remnant (360 version is far more buggy),
XBOX- Mass Effect 1/2, Fable 2, Fable 3(in development), Elder Scrolls IV: Oblivion (also on PS3/Xbox360/PC), Fallout3 (also on PS3/Xbox360/PC), Fallout New Vegas(in development for 360/PS3/PC).
PS3-- Demon's Souls (very highly recommended), Final Fantasy XIII (also on xbox360), Valkyria Chronicles,
PSP-- Half-Minute Hero, Lunar: Silver Star Harmony(in development) Valkyria Chronicles 2(in development), Kingdom Hearts: Birth By Sleep(unreleased) Final Fantasy Agito Xiii(in development)
DS-- DRAGON QUEST IX: SENTINELS OF THE STARRY SKY(very highly recommended), Pokemon Heartgold/Soulsilver, Final Fantasy IV,
Wii-- Xenoblade(in development)
bushikao
