Board Thread:General Mod Discussion/@comment-31899859-20150707111921/@comment-27723099-20150720164312

But I think the heritage works differently in Middle Earth. If you are a half-blood, you choose which half you want to be yourself. That means although Elrond is an half-elf, he appears to be absolutely elvish and Elros, who was a half-man, had a completely human appearance.