So as the title says, what are some games you know you've logged many hours into over months to years to decades to lifespan. OK a little dramatic there but you get the point. (Any platform if you'd like).
Metal Gear Solid 2: Sons of Liberty / Metal Gear Solid 3: Snake Eater. (All the way back to original release of course).
Battlefield: Bad Company 2 / Vietnam. 30+ hours.
COD World at War.
Uncharted 2: Among Theives.
Bad Company 2. 88+ hours.
Mass Effect 1-2.
Company of Heroes.
C&C: Generals / Zero Hour.
C&C: Red Alert 2 / Yuri's Revenge.
C&C3 / KW.
Simcity 3000 / 4.
Empire: Total War.
GTA: Vice City.
GTA: San Adrea's.
SW: Knights of The Old Republic.
SW: Knights of The Old Republic II: The Sith Lords.