Amazon.com: Killzone 2 - Playstation 3 : Sony Computer Entertainme: Video Games
Killzone HD' developers had to perform 'software archaeology' on original game - Polygon
Killzone PS2 vs PS3 Graphics Comparison & Frame Rate Test - YouTube
Killzone 1 | Full Game | No Commentary | PS3 | 4K - YouTube
Killzone 1 HD (PS3) Gameplay - YouTube
Killzone PS3 (Used) – RetroGamingClub
Killzone HD hits October 23 - GameSpot
Is there anything exclusive to either the PS2 version of Killzone 1 or the PS3 version? Like, I know, graphics are better and it's on a different console, but is there any