Twelve-Winged Dark Seraphim
That was funny But I think the DNA matched because When Han Sen was forced to walk the Door summoned for Asura in 4th Sanctuary, His whole body was destroyed and recreated but He was not able to withstand that because that Gate was for Asura. Then Bao'er gave him her own geno armour and helped him overcome that ordeal. So I think that Maybe his body reconstructed with some genes of Bao'er. that's why it matched