炼制一种可以配合吞噬“鸿(hóng )蒙紫(zǐ )气(qì )”的丹药——紫灵丹!如果(guǒ )没有(yǒu )“紫灵丹”的配合与帮助(zhù ),就算是楚凡强行吞(tūn )噬了(le )“鸿蒙紫气”也会(huì )爆体而亡!至于炼制“紫灵丹”,那就需要时(shí )间,而且是(shì )很长(zhǎng )的时间(jiān )。炼(liàn )制紫灵(líng )丹共(gòng )需要(yào )三(sān )种异(yì )常珍贵的灵材(cái )与灵药,在这(zhè )个灵(líng )气(qì )稀疏(shū )的地球,