Before the Incident of him being ordered to subdue Gyumaoh he met Son Goku also having a taboo blood the two grew accostomed to each other beacuse both having the same nature.
The two grew accostomed to each other beacuse both having the same nature. This was before the Incident of him being ordered to subdue Gyumaoh. He met Son Goku. This Son Goku was also having a taboo blood Gyumaoh.