i really like the underswap au???
undertale, tumblr, gender
I FEEL IT IN MY BONES...
Sans’ battle in the genocide route is by far one of the coolest... (leeffi.tumblr.com)
Undertale by kuzukago on DeviantArt
|*you felt your sins crawling on your back | "I am their mercy. I am their vengeance. I am determination." ~ Sans (stronger than you parody)| GENOCIDE RUNS MAKES ME WEEP|
undertale monsters - Google Search
by kada-bura "Seeing all these monsters that you may one day be friends with…It fills you with determination."