Surtr, Laegjarn or Laevetine could be dark Japanese, Indian, or Arabic.  They look like the white characters but just with slightly darker skin.  Helbindi looks like minstrel art. You aren't going to respond, but because of the history of depiction of blacks in minstrel shows/art as well as how some have been depicted in anime it is obvious Helbindi is supposed to be black.  A very stereotypical insulting portrayal.  White people aren't depicted with fat lips like someone hit them in the