æz wɪððə ɡˈɛɾɪsbˌɜːɡ ɡˈeɪm sˈɪstəm, tʃˈænsɪlɚzvˌɪl ɡˈɪvz ˈiːtʃ jˈuːnɪt ɐn ˌoːɹiəntˈeɪʃən, ænd ɐn ɐtˈækɚ kæn ɪmpɹˈuːv ðɛɹ ˈɑːdz baɪ ɐtˈækɪŋ ɐ dᵻfˈɛndɚ fɹʌmðə sˈaɪd ɔːɹ fɹʌmðə ɹˈɪɹ.
As with the Gettysburg game system, Chancellorsville gives each unit an orientation, and an attacker can improve their odds by attacking a defender from the side or from the rear.