Here's my top five list for the X-Box and X-Box 360

X-Box

1. KOTOR and HALO Series (Tie)

2. Call of Duty Series

3. Dynasty and Samurai Warriors

4. MechAssault Series

5. First to Fight

X-Box 360

1. HALO 3

2. Call of Duty 4

3. Samurai Warriors 2 and Warriors Orochi

4. Battlestations: Midway

5. Bladestorm: The Hundred Years War.