Blood Sweat Gu is one of Blood Sea Ancestor's nine true inheritances. Ice muscles that stop perspiration block its use, and its Immortal Gu true inheritance vanishes from public view.
Fang Yuan notes that Bai Ning Bing once used ice muscles Gu, so her body is made of ice muscles. Ice muscles stop perspiration, so she cannot use a Gu like Blood Sweat Gu in the future. ch. 233
Blood Sea true inheritance
He Feng Yang lists Blood Sea’s nine true inheritances and names blood sweat Gu among them. ch. 407 Giant Sun Immortal Venerable’s later list of the same nine again includes blood sweat Gu. ch. 2246
Missing Immortal Gu line
Among the three true inheritances that do not land with a known later holder in that recount, Blood Sweat Gu was taken mysteriously and had never been shown in public. The text says it is possible that the person who took it met with an accident. ch. 2246
Chronicle
Connections(13)
0 later connections are veiled.