Looks like black eye Black Cornea is caused by to much adrenochrome
How about that –all Dupont research
https://jamanetwork.com/journals/jamaophthalmology/article-abstract/639849
https://www.ajo.com/article/0002-9394(71)90417-X/pdf
https://www.urbandictionary.com/define.php?term=Adrenochrome