User blog comment:Crimson and Darkness/Shin DxD 3 discussion/@comment-197.210.47.35-20191013054532/@comment-2208155-20191016123932

Nyx and Erebus "sons"(thanatos,  Hypnos and Oneiro) appear as creations... Maybe they only used their powers to create them..

Thanatos is one of these 2 creations and is one GRIM REAPER not a God..