Artsyrean

Sans is called to Alphys' lab, only to discover that she somehow managed to keep track of the Humans resets. With hopeful eyes, Alphys asks Sans for his help, but he declines, leaving her alone in her endevours After an accident, however, she asks the dangerous question: What is the difference between Determination and Love? MEGA DRIVE FOR ALL THE NOTES/COMICS: ...

Kiyo Yumito lives a relatively normal life, until he meets his imaginary friend from his childhood. She is real, and she has brought back bad news. Within the two parallel universes, he does not exist in the second, thus making him an anomaly. With that he enters a deathgame hosted by god herself, darkness. Little does Kiyo realize how little it matters whether he believes it ... Carried over...

During the long hiatus after "Two Souls, One Vice" that definitely wasn't the result of burnout and hyperfixation, Kiyo's soul makes a detour into the world of Undertale by Toby Fox This Mirror War x Undertale Crossover is best enjoyed if you both read the comic and play/watch Undertale NOTHING IN THIS SKIT COMIC IS CANON TO EITHER PROPERTY