A seriously Greeked up family

Harry is the son of Gaea and James potter, who himself is the son of Hecate and the demigod son Thanatos. However in the case of James Potter it seems Thanatos power skip out on him and really show up in son for some reason. This makes Harry the son of Gaea and the grandson of Hecate and Thanatos...one fourth human, one fourth titan/goddess, and half primordial how will this effec