They need to make a videogame parody on Japanese MCs. Like how they have to heroically ward off the crazy women who keep throwing their hearts and vaginas at these peace loving male protags who only want to be left alone. But the damn girls just keep coming, and noone knows why!
Keter because he isn't contained and probably can't be contained. Does not have anything to do with him be a threat or dangerous, as he's one of the few genuinely positive SCP's out there.