Rubuta ci gaba ga wannan sakin layi - A 1970, Marichal ya sami mummunar amsawa ga penicillin wanda ya haifar da ciwon baya da kuma ciwon haɗin gwiwa na kullum. Aikin Marichal ya yi tuntuɓe a cikin, lokacin da kawai ya yi nasara 12 kuma ERA ya harbe zuwa 4.12, kafin ya daidaita kansa tare da kakar wasa ta 1971 wanda ya lashe wasanni 18 kuma ERA ya sauka a kasa 3.00. Wannan ne kawai kakar da Marichal ya sami la'akari da lambar yabo ta Cy Young, ta kammala a matsayi na 8. Giants sun koma wasan karshe a karon farko tun daga shekarar 1962, inda suka lashe kungiyar NL ta Yamma kuma suka fuskanci Pittsburgh Pirates a gasar cin kofin NL
Ka yi haƙuri. Marichal ya fara wasa na uku kuma ya jefa da kyau, yana iyakance laifin Pittsburgh zuwa wasan gida na Bob Robertson da Richie Hebner. Koyaya, Kattai sun sami nasarar gudu guda ɗaya kawai, sun rasa wasan ƙwallon ƙafa 2<unk>1 kafin su rasa jerin wasanni uku zuwa ɗaya. 1971 ita ce kakar wasan Marichal ta ƙarshe (kuma ta ƙarshe na 10 All-Star bayyanuwa), duk da haka. A cikin 1972, ya fara zuwa 1 × 6, ya gama kakar tare da rikodin 6 × 16. Bayan ya buga rikodin 11<unk>15 a 1973, an sayar da kwantiraginsa zuwa Boston Red Sox a ranar 8 ga Disamba.