Standard RPGs: Origional Chrono Trigger (SNES) Origional Final Fantasy 3 (SNES) Super Mario RPG: LotSS (SNES) Final Fantasy 7 (PS) Final Fantasy 9 (PS) Final Fantasy 10 (PS2) MMO RPGs: World Of Warcraft (PC) Final Fantasy XI (PC, PS2, Xbox) - very long and hard, and really should only be played if you have a LOT of time to dedicate to it Diablo 2: LoD (PC)
Final Fantasy series Chrono Trigger/Cross Star Wars: Knights of the Old Republic 1 and 2 Kingdom Hearts 1 & 2 Golden Sun 1 & 2 for the GBA Fire Emblem Legend of Zelda series (if that counts)
Mine has to be RuneScape found on the internet. It is a very big MMORPG which is online. It has been getting quite boring lately but it has been my best. I may start using WOW or GW later on, but until then I will continue to play RuneScape.
FF7/9/X/XII KOTOR 1/2 Chrono Cross/Trigger Super Mario RPG Fallout 1/2 Neverwinter Nights 1/2 Planescape Torment Diablo 2 LOD
Final Fantasy IX hands down, closely followed by Final Fantasy VIII. As for handheld games, nothing at the moment comes even close to beating Golden Sun: The Lost Age.