Gu Immortal corpse

Nian Er Fu takes Qing Xuan Zi’s Gu Immortal corpse mid-battle. Even though the Immortal Gu cannot be obtained, all of the dead Immortal’s dao marks are still on the corpse. ^{ch. 1106}

Demonic path and lone immortals treat Gu Immortal corpses or inheritances left after a mysterious battle as treasures, even aside from a giant dream realm on the same field. ^{ch. 1111}

In Hei Fan grotto-heaven Fang Yuan gathers nine Gu Immortal corpses with nine corresponding Gu Immortal souls. Outside, many Gu Immortals self-detonate when they die, so such gains are rare. ^{ch. 1128} When Liu Qing Yu dies, his body turns to pulp and his dao marks return to his immortal aperture, so absorbing those dao marks into oneself is difficult among five regions Gu Immortals. ^{ch. 1151}

Among Fang Yuan’s dao marks that reach ten thousand, the rest beyond his leading paths all come from rank seven Gu Immortal corpses. ^{ch. 1161}

Annexing another immortal aperture transfers only a reduced share of its dao marks. Stuffing a Gu Immortal’s corpse into one’s immortal aperture and letting it break down naturally yields far more. ^{ch. 1184}