Medal of Honor is a different breed of game. Other FPS's like Duke Nukem and Quake are a lot more of an arcade style. MoH has more realism incorporated into it (not much, but its still there) and it really appeals to the WWII buffs out there (me included).
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=[SE]= MSgt. Parchy
Screamin' Eagles
Company First Sgt.
http://mohaaplatoon.tripod.com