AEW had Sans cosplay and ran the Undertale soundtrack on TV, the madmen. ... In other words, Undertale is now deeply involved in a years-long, mostly-real wrestling storyline.

He’s also had a few entrances inspired by Undertale, entering to Megalovania in Sans cosplay on a 2019 episode of AEW Dynamite, and working with Toby Fox to create an animated short called ...