I was watching some Killzone 2 vids and the reload system looks like the best I have ever seen. Hell, the first Killzone was the best I've seen at the time. The reload system in other games just seem so...typical. I saw a video of game play and this reload looks awesome at around 4 minutes, check it out.
http://www.g4tv.com/thefeed/blog/post/690910/Expert_Killzone_2s_Graphics_Are_Undisputed_Winner_Have_Some_Flaws.html
http://www.g4tv.com/thefeed/blog/post/690910/Expert_Killzone_2s_Graphics_Are_Undisputed_Winner_Have_Some_Flaws.html