Playstation gamer's, what's your all time favorite 1st party Sony game ? and Why ?

[bananaking21]

God of War 2.

it made me a sony faboy. i just loved it, it really changed how i look at games and what i like from games. i have so many great memories with this game. i also LOVE killzone 2, the online was the best online experience i ever had, by far!

Note: i played GoW 2 before GoW 1.