UnderPlague, New Undertale Fanon AU Wiki

May not be suitable for all audiences! In UnderPlague monsters have a disease which affects them differently. Some are just sick (strain A), some "don't make it" (strain B), some monsters lose the ability to think properly (strain C), some lost one or more senses (i.e., sight) (strain D), and some are terrifying to the point of incomprehensibility(strain E). Ghosts are not affected by the Plague. One of the two surviving doctors. She's slightly more nervous and worried for the safety of the mons

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Underfell, New Undertale Fanon AU Wiki

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