A major part of the Undertale phenomenon has been its dedicated fanbase, which, a year after the game's debut, are still hard at work putting out some of the best fan art of any community ...

Toby Fox, the creator of 2015’s Undertale ... are also some characters that fans might notice, such as Papyrus, shown sporting a fedora. There is no art for Sans, instead he only has a note ...

and Twitter and Tumblr have since been filled with absolutely ridiculous fan art and memes of the two and other characters from the bracket and Undertale. The same day fans were celebrating Sans ...

Undertale inspires strange behaviour in its players, from the half-imagined theories surrounding the unknowable W. D. Gaster through to rebuilding the old-school, pixel art game in 3D. Oh yes ...

One of the Undertale community's favorite characters? The one and only jokester skeleton bro, Sans. Check out the gallery below for 21 awesome pieces of Sans fan art.