ðə sˈɪɹiz wʌz lˈeɪbəld "sədʒˈɛstᵻd fɔːɹ mətʃˈʊɹ ɹˈiːdɚz" tʊ ˈɪndᵻkˌeɪt ðæt ɪts kˈɑːntɛnt mˈeɪ biː ˌɪnɐpɹˈoʊpɹiət fɔːɹ jˈʌŋ tʃˈɪldɹən.
The series was labelled "Suggested for Mature Readers" to indicate that its content may be inappropriate for young children.