Star Ocean 3 - The ultimate plot twist (seriously, who saw that coming?)
Legend of Zelda - OoT - Hyrule Field, Village in Flames, Forest Temple, Ganondorf and Ganon fight.
Super Mario 64 - As soon as Mario jumped out from the pipe in the beginning, a whole new Mario
Donkey Kong Country - Thinking you beaten the game because the credits roll and when it finishes you fight again, but harder :lol
Perfect Dark - Story, weapons (slayer!), and voices
Final Fantasy XI - The secret of the Shadow Lord *The Shadow Lord is who?!*, the fight with Promathia, with angels watching, and fighting the Gods and Vrtra.
Silent Hill - Seeing 1 and 3 connected.
GTA - Total Freedom!
Eternal Darkness - All insanity moments, esecially the bathtub scene. I probably got scarred for life.
Final Fantasy X International - Penance, period. *without using Yojimbo*
Michigan - Feeling realistic and how everything unfolds. *still wondering why they call it Michigan*
Fatal Frame 2 - Those "poping" moments with the ghosts
Resident Evil - Dog from window, the crimson zombie, the kamakazi zombie, Lisa, and the whole mansion setting.
Pokemon - Seriously wanting to get the original 151. Then going to 251. I stopped from there since I do not know how many there currently are.
Gran Turismo 4 - Seeing how realistic it is compared to the past games.
Star Wars - KOTOR - Your main character's secret.
Motion Gravure - Photography game, excellent! Asian chicks. Double!