mˈɛnɪs ʌv ˈæksɪs ɪz ðə fˈoːɹθ ɡˈeɪm ɪnðə sˈɪɹiz, ɹᵻlˈiːst ˌɔn fˈɛbɹuːˌɛɹi sˈɛvən, tˈuː θˈaʊzənd ˈeɪt fɚðə plˈeɪ stˈeɪʃən pˈoːɹɾəbəl.
Menace of Axis is the fourth game in the series, released on February 7, 2008 for the PlayStation Portable.