kɹiːˈeɪɾᵻd baɪ ɹˈaɪɾɚ kɹˈɪs klˈɛɹmɔnt ænd ˈɑːɹɾɪst slˈæʃ kˈoʊɹˈaɪɾɚ dʒˈɑːn bˈaɪən, lˈɛlənd fˈɜːst ɐpˈɪɹd ɪnðɪ ʌŋkˈæni ˈɛksmˈɛn hˈæʃ wˈʌnhˈʌndɹɪd θˈɜːɾi tˈuː ˈeɪpɹəl nˈaɪntiːnhˈʌndɹɪd ˈeɪɾi.
Created by writer Chris Claremont and artist/co-writer John Byrne, Leland first appeared in The Uncanny X-Men #132 (April 1980).