Homeworld 1, 2, Cataclysm
Age of Empires 3 + expansions
Max Payne 1 + 2
GTA 1, 2, 3, Vice City, San Andreas, IV
Battle for Middle Earth 1 + 2
Black & White + expansion
Half-Life
Half-Life 2 + episodes
Portal 1 + 2
Knight of the Old Republic 1 + 2
Star Wars Battlefront 1 + 2
Star Wars Republic Commando
Freelancer
Starlancer
Star Trek Voyager Elite Force
Halo
Command and Conquer Red Alert 2 + Renegade (never got into the others)
Battlefield 1942
Rome: Total War, Medieval II: Total War
Warcraft III + expansion
Age of Mythology + expansion
Neverwinter Nights
Star Wars - Empire at War
Pariah
Oblivion
Skyrim
World in Conflict
World in Conflict: Soviet Assault
XIII
Call of Duty (quite a few of them)
Final Fantasy X, XII, XIII
God of War 1, 2, 3
Shadow of the Colossus
Ico
The Force Unleashed 1 + 2
Okami
MGS 1, 2, 3, 4
Assassin's Creed 1, 2, Brotherhood
Armored Core 4 + For Answer
Dante's Inferno (yes, I liked it)
Demon's Souls
Dark Souls
Deus Ex Human Revolution
Heavy Rain
Just Cause 2
Killzone 1 + 2
Kingdoms of Amalur Reckoning
Noby Noby Boy
Locoroco
Flower
inFamous
Mass Effect 2 + 3
Mirror's Edge
Prince of Persia (every one since Sands of Time)
Red Dead Redemption + Undead Nightmare
Saints' Row 2
Star Ocean: The last Hope
Uncharted 1, 2, 3
Vanquish
Valkyria Chronicles
The Saboteur
Devil May Cry 4
Enslaved
Fallout 3 + New Vegas
Lego Star Wars 1 + 2
Crysis 2
Arkham Asylum
Why do I like them? Often a combination of atmosphere and story, but also because of music, characters or because it's just dumb fun. I rarely care much about game play. Some of my favorite games have horrid controls or functions, but I love them nonetheless.