User blog comment:Jamintheinfinite/Subnautica Creature Evolution/@comment-36732798-20181023231622/@comment-29172324-20181024154415

The only fan theory that has used a black line is the sea emperor and sea dragon. Basically my rule is that if a fan theory has evidence that is pretty much undeniable and some of that evidence can be backed up with in game data banks. Then I use a black line. So the sea emperor and sea dragon have enough evidence that it gets the black line